diff options
Diffstat (limited to 'gitweb')
| -rw-r--r-- | gitweb/Makefile | 129 | ||||
| -rw-r--r-- | gitweb/README | 79 | ||||
| -rw-r--r-- | gitweb/gitweb.css | 23 | ||||
| -rw-r--r-- | gitweb/gitweb.js | 875 | ||||
| -rwxr-xr-x | gitweb/gitweb.perl | 517 |
5 files changed, 1493 insertions, 130 deletions
diff --git a/gitweb/Makefile b/gitweb/Makefile new file mode 100644 index 0000000000..c9eb1ee667 --- /dev/null +++ b/gitweb/Makefile @@ -0,0 +1,129 @@ +# The default target of this Makefile is... +all:: + +# Define V=1 to have a more verbose compile. +# +# Define JSMIN to point to JavaScript minifier that functions as +# a filter to have gitweb.js minified. +# + +prefix ?= $(HOME) +bindir ?= $(prefix)/bin +RM ?= rm -f + +# JavaScript minifier invocation that can function as filter +JSMIN ?= + +# default configuration for gitweb +GITWEB_CONFIG = gitweb_config.perl +GITWEB_CONFIG_SYSTEM = /etc/gitweb.conf +GITWEB_HOME_LINK_STR = projects +GITWEB_SITENAME = +GITWEB_PROJECTROOT = /pub/git +GITWEB_PROJECT_MAXDEPTH = 2007 +GITWEB_EXPORT_OK = +GITWEB_STRICT_EXPORT = +GITWEB_BASE_URL = +GITWEB_LIST = +GITWEB_HOMETEXT = indextext.html +GITWEB_CSS = gitweb.css +GITWEB_LOGO = git-logo.png +GITWEB_FAVICON = git-favicon.png +ifdef JSMIN +GITWEB_JS = gitweb.min.js +else +GITWEB_JS = gitweb.js +endif +GITWEB_SITE_HEADER = +GITWEB_SITE_FOOTER = + +# include user config +-include ../config.mak.autogen +-include ../config.mak + +# determine version +../GIT-VERSION-FILE: .FORCE-GIT-VERSION-FILE + $(QUIET_SUBDIR0)../ $(QUIET_SUBDIR1) GIT-VERSION-FILE + +-include ../GIT-VERSION-FILE + +### Build rules + +SHELL_PATH ?= $(SHELL) +PERL_PATH ?= /usr/bin/perl + +# Shell quote; +bindir_SQ = $(subst ','\'',$(bindir)) #' +SHELL_PATH_SQ = $(subst ','\'',$(SHELL_PATH)) #' +PERL_PATH_SQ = $(subst ','\'',$(PERL_PATH)) #' + +# Quiet generation (unless V=1) +QUIET_SUBDIR0 = +$(MAKE) -C # space to separate -C and subdir +QUIET_SUBDIR1 = + +ifneq ($(findstring $(MAKEFLAGS),w),w) +PRINT_DIR = --no-print-directory +else # "make -w" +NO_SUBDIR = : +endif + +ifneq ($(findstring $(MAKEFLAGS),s),s) +ifndef V + QUIET = @ + QUIET_GEN = $(QUIET)echo ' ' GEN $@; + QUIET_SUBDIR0 = +@subdir= + QUIET_SUBDIR1 = ;$(NO_SUBDIR) echo ' ' SUBDIR $$subdir; \ + $(MAKE) $(PRINT_DIR) -C $$subdir + export V + export QUIET + export QUIET_GEN + export QUIET_SUBDIR0 + export QUIET_SUBDIR1 +endif +endif + +all:: gitweb.cgi + +ifdef JSMIN +FILES=gitweb.cgi gitweb.min.js +gitweb.cgi: gitweb.perl gitweb.min.js +else # !JSMIN +FILES=gitweb.cgi +gitweb.cgi: gitweb.perl +endif # JSMIN + +gitweb.cgi: + $(QUIET_GEN)$(RM) $@ $@+ && \ + sed -e '1s|#!.*perl|#!$(PERL_PATH_SQ)|' \ + -e 's|++GIT_VERSION++|$(GIT_VERSION)|g' \ + -e 's|++GIT_BINDIR++|$(bindir)|g' \ + -e 's|++GITWEB_CONFIG++|$(GITWEB_CONFIG)|g' \ + -e 's|++GITWEB_CONFIG_SYSTEM++|$(GITWEB_CONFIG_SYSTEM)|g' \ + -e 's|++GITWEB_HOME_LINK_STR++|$(GITWEB_HOME_LINK_STR)|g' \ + -e 's|++GITWEB_SITENAME++|$(GITWEB_SITENAME)|g' \ + -e 's|++GITWEB_PROJECTROOT++|$(GITWEB_PROJECTROOT)|g' \ + -e 's|"++GITWEB_PROJECT_MAXDEPTH++"|$(GITWEB_PROJECT_MAXDEPTH)|g' \ + -e 's|++GITWEB_EXPORT_OK++|$(GITWEB_EXPORT_OK)|g' \ + -e 's|++GITWEB_STRICT_EXPORT++|$(GITWEB_STRICT_EXPORT)|g' \ + -e 's|++GITWEB_BASE_URL++|$(GITWEB_BASE_URL)|g' \ + -e 's|++GITWEB_LIST++|$(GITWEB_LIST)|g' \ + -e 's|++GITWEB_HOMETEXT++|$(GITWEB_HOMETEXT)|g' \ + -e 's|++GITWEB_CSS++|$(GITWEB_CSS)|g' \ + -e 's|++GITWEB_LOGO++|$(GITWEB_LOGO)|g' \ + -e 's|++GITWEB_FAVICON++|$(GITWEB_FAVICON)|g' \ + -e 's|++GITWEB_JS++|$(GITWEB_JS)|g' \ + -e 's|++GITWEB_SITE_HEADER++|$(GITWEB_SITE_HEADER)|g' \ + -e 's|++GITWEB_SITE_FOOTER++|$(GITWEB_SITE_FOOTER)|g' \ + $< >$@+ && \ + chmod +x $@+ && \ + mv $@+ $@ + +ifdef JSMIN +gitweb.min.js: gitweb.js + $(QUIET_GEN)$(JSMIN) <$< >$@ +endif # JSMIN + +clean: + $(RM) $(FILES) + +.PHONY: all clean .FORCE-GIT-VERSION-FILE diff --git a/gitweb/README b/gitweb/README index 66c6a9391d..ad6a04c464 100644 --- a/gitweb/README +++ b/gitweb/README @@ -92,6 +92,11 @@ You can specify the following configuration variables when building GIT: web browsers that support favicons (website icons) may display them in the browser's URL bar and next to site name in bookmarks). Relative to base URI of gitweb. [Default: git-favicon.png] + * GITWEB_JS + Points to the localtion where you put gitweb.js on your web server + (or to be more generic URI of JavaScript code used by gitweb). + Relative to base URI of gitweb. [Default: gitweb.js (or gitweb.min.js + if JSMIN build variable is defined / JavaScript minifier is used)] * GITWEB_CONFIG This Perl file will be loaded using 'do' and can be used to override any of the options above as well as some other options -- see the "Runtime @@ -169,7 +174,7 @@ not include variables usually directly set during build): Base URL for relative URLs in pages generated by gitweb, (e.g. $logo, $favicon, @stylesheets if they are relative URLs), needed and used only for URLs with nonempty PATH_INFO via - <base href="$base_url>. Usually gitweb sets its value correctly, + <base href="$base_url">. Usually gitweb sets its value correctly, and there is no need to set this variable, e.g. to $my_uri or "/". * $home_link Target of the home link on top of all pages (the first part of view @@ -223,6 +228,11 @@ not include variables usually directly set during build): repositories from launching cross-site scripting (XSS) attacks. Set this to true if you don't trust the content of your repositories. The default is false. + * $maxload + Used to set the maximum load that we will still respond to gitweb queries. + If server load exceed this value then return "503 Service Unavaliable" error. + Server load is taken to be 0 if gitweb cannot determine its value. Set it to + undefined value to turn it off. The default is 300. Projects list file format @@ -302,12 +312,16 @@ If you want to have one URL for both gitweb and your http:// repositories, you can configure apache like this: <VirtualHost *:80> - ServerName git.example.org - DocumentRoot /pub/git - SetEnv GITWEB_CONFIG /etc/gitweb.conf + ServerName git.example.org + DocumentRoot /pub/git + SetEnv GITWEB_CONFIG /etc/gitweb.conf + + # turning on mod rewrite RewriteEngine on + # make the front page an internal rewrite to the gitweb script RewriteRule ^/$ /cgi-bin/gitweb.cgi + # make access for "dumb clients" work RewriteRule ^/(.*\.git/(?!/?(HEAD|info|objects|refs)).*)?$ /cgi-bin/gitweb.cgi%{REQUEST_URI} [L,PT] </VirtualHost> @@ -333,6 +347,63 @@ something like the following in your gitweb.conf (or gitweb_config.perl) file: $home_link = "/"; +Webserver configuration with multiple projects' root +---------------------------------------------------- + +If you want to use gitweb with several project roots you can edit your apache +virtual host and gitweb.conf configuration files like this : + +virtual host configuration : + +<VirtualHost *:80> + ServerName git.example.org + DocumentRoot /pub/git + SetEnv GITWEB_CONFIG /etc/gitweb.conf + + # turning on mod rewrite + RewriteEngine on + + # make the front page an internal rewrite to the gitweb script + RewriteRule ^/$ /cgi-bin/gitweb.cgi [QSA,L,PT] + + # look for a public_git folder in unix users' home + # http://git.example.org/~<user>/ + RewriteRule ^/\~([^\/]+)(/|/gitweb.cgi)?$ /cgi-bin/gitweb.cgi [QSA,E=GITWEB_PROJECTROOT:/home/$1/public_git/,L,PT] + + # http://git.example.org/+<user>/ + #RewriteRule ^/\+([^\/]+)(/|/gitweb.cgi)?$ /cgi-bin/gitweb.cgi [QSA,E=GITWEB_PROJECTROOT:/home/$1/public_git/,L,PT] + + # http://git.example.org/user/<user>/ + #RewriteRule ^/user/([^\/]+)/(gitweb.cgi)?$ /cgi-bin/gitweb.cgi [QSA,E=GITWEB_PROJECTROOT:/home/$1/public_git/,L,PT] + + # defined list of project roots + RewriteRule ^/scm(/|/gitweb.cgi)?$ /cgi-bin/gitweb.cgi [QSA,E=GITWEB_PROJECTROOT:/pub/scm/,L,PT] + RewriteRule ^/var(/|/gitweb.cgi)?$ /cgi-bin/gitweb.cgi [QSA,E=GITWEB_PROJECTROOT:/var/git/,L,PT] + + # make access for "dumb clients" work + RewriteRule ^/(.*\.git/(?!/?(HEAD|info|objects|refs)).*)?$ /cgi-bin/gitweb.cgi%{REQUEST_URI} [L,PT] +</VirtualHost> + +gitweb.conf configuration : + +$projectroot = $ENV{'GITWEB_PROJECTROOT'} || "/pub/git"; + +These configurations enable two things. First, each unix user (<user>) of the +server will be able to browse through gitweb git repositories found in +~/public_git/ with the following url : http://git.example.org/~<user>/ + +If you do not want this feature on your server just remove the second rewrite rule. + +If you already use mod_userdir in your virtual host or you don't want to use +the '~' as first character just comment or remove the second rewrite rule and +uncomment one of the following according to what you want. + +Second, repositories found in /pub/scm/ and /var/git/ will be accesible +through http://git.example.org/scm/ and http://git.example.org/var/. +You can add as many project roots as you want by adding rewrite rules like the +third and the fourth. + + PATH_INFO usage ----------------------- If you enable PATH_INFO usage in gitweb by putting diff --git a/gitweb/gitweb.css b/gitweb/gitweb.css index cb3f0baf05..50067f2e0d 100644 --- a/gitweb/gitweb.css +++ b/gitweb/gitweb.css @@ -79,6 +79,13 @@ div.page_footer_text { font-style: italic; } +div#generating_info { + margin: 4px; + font-size: smaller; + text-align: center; + color: #505050; +} + div.page_body { padding: 8px; font-family: monospace; @@ -254,6 +261,11 @@ tr.no-previous td.linenr { font-weight: bold; } +/* for 'blame_incremental', during processing */ +tr.color1 { background-color: #f6fff6; } +tr.color2 { background-color: #f6f6ff; } +tr.color3 { background-color: #fff6f6; } + td { padding: 2px 5px; font-size: 100%; @@ -345,6 +357,17 @@ td.mode { font-family: monospace; } +/* progress of blame_interactive */ +div#progress_bar { + height: 2px; + margin-bottom: -2px; + background-color: #d8d9d0; +} +div#progress_info { + float: right; + text-align: right; +} + /* format of (optional) objects size in 'tree' view */ td.size { font-family: monospace; diff --git a/gitweb/gitweb.js b/gitweb/gitweb.js new file mode 100644 index 0000000000..9c66928c4a --- /dev/null +++ b/gitweb/gitweb.js @@ -0,0 +1,875 @@ +// Copyright (C) 2007, Fredrik Kuivinen <frekui@gmail.com> +// 2007, Petr Baudis <pasky@suse.cz> +// 2008-2009, Jakub Narebski <jnareb@gmail.com> + +/** + * @fileOverview JavaScript code for gitweb (git web interface). + * @license GPLv2 or later + */ + +/* ============================================================ */ +/* functions for generic gitweb actions and views */ + +/** + * used to check if link has 'js' query parameter already (at end), + * and other reasons to not add 'js=1' param at the end of link + * @constant + */ +var jsExceptionsRe = /[;?]js=[01]$/; + +/** + * Add '?js=1' or ';js=1' to the end of every link in the document + * that doesn't have 'js' query parameter set already. + * + * Links with 'js=1' lead to JavaScript version of given action, if it + * exists (currently there is only 'blame_incremental' for 'blame') + * + * @globals jsExceptionsRe + */ +function fixLinks() { + var allLinks = document.getElementsByTagName("a") || document.links; + for (var i = 0, len = allLinks.length; i < len; i++) { + var link = allLinks[i]; + if (!jsExceptionsRe.test(link)) { // =~ /[;?]js=[01]$/; + link.href += + (link.href.indexOf('?') === -1 ? '?' : ';') + 'js=1'; + } + } +} + + +/* ============================================================ */ + +/* + * This code uses DOM methods instead of (nonstandard) innerHTML + * to modify page. + * + * innerHTML is non-standard IE extension, though supported by most + * browsers; however Firefox up to version 1.5 didn't implement it in + * a strict mode (application/xml+xhtml mimetype). + * + * Also my simple benchmarks show that using elem.firstChild.data = + * 'content' is slightly faster than elem.innerHTML = 'content'. It + * is however more fragile (text element fragment must exists), and + * less feature-rich (we cannot add HTML). + * + * Note that DOM 2 HTML is preferred over generic DOM 2 Core; the + * equivalent using DOM 2 Core is usually shown in comments. + */ + + +/* ============================================================ */ +/* generic utility functions */ + + +/** + * pad number N with nonbreakable spaces on the left, to WIDTH characters + * example: padLeftStr(12, 3, '\u00A0') == '\u00A012' + * ('\u00A0' is nonbreakable space) + * + * @param {Number|String} input: number to pad + * @param {Number} width: visible width of output + * @param {String} str: string to prefix to string, e.g. '\u00A0' + * @returns {String} INPUT prefixed with (WIDTH - INPUT.length) x STR + */ +function padLeftStr(input, width, str) { + var prefix = ''; + + width -= input.toString().length; + while (width > 0) { + prefix += str; + width--; + } + return prefix + input; +} + +/** + * Pad INPUT on the left to SIZE width, using given padding character CH, + * for example padLeft('a', 3, '_') is '__a'. + * + * @param {String} input: input value converted to string. + * @param {Number} width: desired length of output. + * @param {String} ch: single character to prefix to string. + * + * @returns {String} Modified string, at least SIZE length. + */ +function padLeft(input, width, ch) { + var s = input + ""; + while (s.length < width) { + s = ch + s; + } + return s; +} + +/** + * Create XMLHttpRequest object in cross-browser way + * @returns XMLHttpRequest object, or null + */ +function createRequestObject() { + try { + return new XMLHttpRequest(); + } catch (e) {} + try { + return window.createRequest(); + } catch (e) {} + try { + return new ActiveXObject("Msxml2.XMLHTTP"); + } catch (e) {} + try { + return new ActiveXObject("Microsoft.XMLHTTP"); + } catch (e) {} + + return null; +} + + +/* ============================================================ */ +/* utility/helper functions (and variables) */ + +var xhr; // XMLHttpRequest object +var projectUrl; // partial query + separator ('?' or ';') + +// 'commits' is an associative map. It maps SHA1s to Commit objects. +var commits = {}; + +/** + * constructor for Commit objects, used in 'blame' + * @class Represents a blamed commit + * @param {String} sha1: SHA-1 identifier of a commit + */ +function Commit(sha1) { + if (this instanceof Commit) { + this.sha1 = sha1; + this.nprevious = 0; /* number of 'previous', effective parents */ + } else { + return new Commit(sha1); + } +} + +/* ............................................................ */ +/* progress info, timing, error reporting */ + +var blamedLines = 0; +var totalLines = '???'; +var div_progress_bar; +var div_progress_info; + +/** + * Detects how many lines does a blamed file have, + * This information is used in progress info + * + * @returns {Number|String} Number of lines in file, or string '...' + */ +function countLines() { + var table = + document.getElementById('blame_table') || + document.getElementsByTagName('table')[0]; + + if (table) { + return table.getElementsByTagName('tr').length - 1; // for header + } else { + return '...'; + } +} + +/** + * update progress info and length (width) of progress bar + * + * @globals div_progress_info, div_progress_bar, blamedLines, totalLines + */ +function updateProgressInfo() { + if (!div_progress_info) { + div_progress_info = document.getElementById('progress_info'); + } + if (!div_progress_bar) { + div_progress_bar = document.getElementById('progress_bar'); + } + if (!div_progress_info && !div_progress_bar) { + return; + } + + var percentage = Math.floor(100.0*blamedLines/totalLines); + + if (div_progress_info) { + div_progress_info.firstChild.data = blamedLines + ' / ' + totalLines + + ' (' + padLeftStr(percentage, 3, '\u00A0') + '%)'; + } + + if (div_progress_bar) { + //div_progress_bar.setAttribute('style', 'width: '+percentage+'%;'); + div_progress_bar.style.width = percentage + '%'; + } +} + + +var t_interval_server = ''; +var cmds_server = ''; +var t0 = new Date(); + +/** + * write how much it took to generate data, and to run script + * + * @globals t0, t_interval_server, cmds_server + */ +function writeTimeInterval() { + var info_time = document.getElementById('generating_time'); + if (!info_time || !t_interval_server) { + return; + } + var t1 = new Date(); + info_time.firstChild.data += ' + (' + + t_interval_server + ' sec server blame_data / ' + + (t1.getTime() - t0.getTime())/1000 + ' sec client JavaScript)'; + + var info_cmds = document.getElementById('generating_cmd'); + if (!info_time || !cmds_server) { + return; + } + info_cmds.firstChild.data += ' + ' + cmds_server; +} + +/** + * show an error message alert to user within page (in prohress info area) + * @param {String} str: plain text error message (no HTML) + * + * @globals div_progress_info + */ +function errorInfo(str) { + if (!div_progress_info) { + div_progress_info = document.getElementById('progress_info'); + } + if (div_progress_info) { + div_progress_info.className = 'error'; + div_progress_info.firstChild.data = str; + } +} + +/* ............................................................ */ +/* coloring rows during blame_data (git blame --incremental) run */ + +/** + * used to extract N from 'colorN', where N is a number, + * @constant + */ +var colorRe = /\bcolor([0-9]*)\b/; + +/** + * return N if <tr class="colorN">, otherwise return null + * (some browsers require CSS class names to begin with letter) + * + * @param {HTMLElement} tr: table row element to check + * @param {String} tr.className: 'class' attribute of tr element + * @returns {Number|null} N if tr.className == 'colorN', otherwise null + * + * @globals colorRe + */ +function getColorNo(tr) { + if (!tr) { + return null; + } + var className = tr.className; + if (className) { + var match = colorRe.exec(className); + if (match) { + return parseInt(match[1], 10); + } + } + return null; +} + +var colorsFreq = [0, 0, 0]; +/** + * return one of given possible colors (curently least used one) + * example: chooseColorNoFrom(2, 3) returns 2 or 3 + * + * @param {Number[]} arguments: one or more numbers + * assumes that 1 <= arguments[i] <= colorsFreq.length + * @returns {Number} Least used color number from arguments + * @globals colorsFreq + */ +function chooseColorNoFrom() { + // choose the color which is least used + var colorNo = arguments[0]; + for (var i = 1; i < arguments.length; i++) { + if (colorsFreq[arguments[i]-1] < colorsFreq[colorNo-1]) { + colorNo = arguments[i]; + } + } + colorsFreq[colorNo-1]++; + return colorNo; +} + +/** + * given two neigbour <tr> elements, find color which would be different + * from color of both of neighbours; used to 3-color blame table + * + * @param {HTMLElement} tr_prev + * @param {HTMLElement} tr_next + * @returns {Number} color number N such that + * colorN != tr_prev.className && colorN != tr_next.className + */ +function findColorNo(tr_prev, tr_next) { + var color_prev = getColorNo(tr_prev); + var color_next = getColorNo(tr_next); + + + // neither of neighbours has color set + // THEN we can use any of 3 possible colors + if (!color_prev && !color_next) { + return chooseColorNoFrom(1,2,3); + } + + // either both neighbours have the same color, + // or only one of neighbours have color set + // THEN we can use any color except given + var color; + if (color_prev === color_next) { + color = color_prev; // = color_next; + } else if (!color_prev) { + color = color_next; + } else if (!color_next) { + color = color_prev; + } + if (color) { + return chooseColorNoFrom((color % 3) + 1, ((color+1) % 3) + 1); + } + + // neighbours have different colors + // THEN there is only one color left + return (3 - ((color_prev + color_next) % 3)); +} + +/* ............................................................ */ +/* coloring rows like 'blame' after 'blame_data' finishes */ + +/** + * returns true if given row element (tr) is first in commit group + * to be used only after 'blame_data' finishes (after processing) + * + * @param {HTMLElement} tr: table row + * @returns {Boolean} true if TR is first in commit group + */ +function isStartOfGroup(tr) { + return tr.firstChild.className === 'sha1'; +} + +/** + * change colors to use zebra coloring (2 colors) instead of 3 colors + * concatenate neighbour commit groups belonging to the same commit + * + * @globals colorRe + */ +function fixColorsAndGroups() { + var colorClasses = ['light', 'dark']; + var linenum = 1; + var tr, prev_group; + var colorClass = 0; + var table = + document.getElementById('blame_table') || + document.getElementsByTagName('table')[0]; + + while ((tr = document.getElementById('l'+linenum))) { + // index origin is 0, which is table header; start from 1 + //while ((tr = table.rows[linenum])) { // <- it is slower + if (isStartOfGroup(tr, linenum, document)) { + if (prev_group && + prev_group.firstChild.firstChild.href === + tr.firstChild.firstChild.href) { + // we have to concatenate groups + var prev_rows = prev_group.firstChild.rowSpan || 1; + var curr_rows = tr.firstChild.rowSpan || 1; + prev_group.firstChild.rowSpan = prev_rows + curr_rows; + //tr.removeChild(tr.firstChild); + tr.deleteCell(0); // DOM2 HTML way + } else { + colorClass = (colorClass + 1) % 2; + prev_group = tr; + } + } + var tr_class = tr.className; + tr.className = tr_class.replace(colorRe, colorClasses[colorClass]); + linenum++; + } +} + +/* ............................................................ */ +/* time and data */ + +/** + * used to extract hours and minutes from timezone info, e.g '-0900' + * @constant + */ +var tzRe = /^([+-][0-9][0-9])([0-9][0-9])$/; + +/** + * return date in local time formatted in iso-8601 like format + * 'yyyy-mm-dd HH:MM:SS +/-ZZZZ' e.g. '2005-08-07 21:49:46 +0200' + * + * @param {Number} epoch: seconds since '00:00:00 1970-01-01 UTC' + * @param {String} timezoneInfo: numeric timezone '(+|-)HHMM' + * @returns {String} date in local time in iso-8601 like format + * + * @globals tzRe + */ +function formatDateISOLocal(epoch, timezoneInfo) { + var match = tzRe.exec(timezoneInfo); + // date corrected by timezone + var localDate = new Date(1000 * (epoch + + (parseInt(match[1],10)*3600 + parseInt(match[2],10)*60))); + var localDateStr = // e.g. '2005-08-07' + localDate.getUTCFullYear() + '-' + + padLeft(localDate.getUTCMonth()+1, 2, '0') + '-' + + padLeft(localDate.getUTCDate(), 2, '0'); + var localTimeStr = // e.g. '21:49:46' + padLeft(localDate.getUTCHours(), 2, '0') + ':' + + padLeft(localDate.getUTCMinutes(), 2, '0') + ':' + + padLeft(localDate.getUTCSeconds(), 2, '0'); + + return localDateStr + ' ' + localTimeStr + ' ' + timezoneInfo; +} + +/* ............................................................ */ +/* unquoting/unescaping filenames */ + +/**#@+ + * @constant + */ +var escCodeRe = /\\([^0-7]|[0-7]{1,3})/g; +var octEscRe = /^[0-7]{1,3}$/; +var maybeQuotedRe = /^\"(.*)\"$/; +/**#@-*/ + +/** + * unquote maybe git-quoted filename + * e.g. 'aa' -> 'aa', '"a\ta"' -> 'a a' + * + * @param {String} str: git-quoted string + * @returns {String} Unquoted and unescaped string + * + * @globals escCodeRe, octEscRe, maybeQuotedRe + */ +function unquote(str) { + function unq(seq) { + var es = { + // character escape codes, aka escape sequences (from C) + // replacements are to some extent JavaScript specific + t: "\t", // tab (HT, TAB) + n: "\n", // newline (NL) + r: "\r", // return (CR) + f: "\f", // form feed (FF) + b: "\b", // backspace (BS) + a: "\x07", // alarm (bell) (BEL) + e: "\x1B", // escape (ESC) + v: "\v" // vertical tab (VT) + }; + + if (seq.search(octEscRe) !== -1) { + // octal char sequence + return String.fromCharCode(parseInt(seq, 8)); + } else if (seq in es) { + // C escape sequence, aka character escape code + return es[seq]; + } + // quoted ordinary character + return seq; + } + + var match = str.match(maybeQuotedRe); + if (match) { + str = match[1]; + // perhaps str = eval('"'+str+'"'); would be enough? + str = str.replace(escCodeRe, + function (substr, p1, offset, s) { return unq(p1); }); + } + return str; +} + +/* ============================================================ */ +/* main part: parsing response */ + +/** + * Function called for each blame entry, as soon as it finishes. + * It updates page via DOM manipulation, adding sha1 info, etc. + * + * @param {Commit} commit: blamed commit + * @param {Object} group: object representing group of lines, + * which blame the same commit (blame entry) + * + * @globals blamedLines + */ +function handleLine(commit, group) { + /* + This is the structure of the HTML fragment we are working + with: + + <tr id="l123" class=""> + <td class="sha1" title=""><a href=""> </a></td> + <td class="linenr"><a class="linenr" href="">123</a></td> + <td class="pre"># times (my ext3 doesn't).</td> + </tr> + */ + + var resline = group.resline; + + // format date and time string only once per commit + if (!commit.info) { + /* e.g. 'Kay Sievers, 2005-08-07 21:49:46 +0200' */ + commit.info = commit.author + ', ' + + formatDateISOLocal(commit.authorTime, commit.authorTimezone); + } + + // color depends on group of lines, not only on blamed commit + var colorNo = findColorNo( + document.getElementById('l'+(resline-1)), + document.getElementById('l'+(resline+group.numlines)) + ); + + // loop over lines in commit group + for (var i = 0; i < group.numlines; i++, resline++) { + var tr = document.getElementById('l'+resline); + if (!tr) { + break; + } + /* + <tr id="l123" class=""> + <td class="sha1" title=""><a href=""> </a></td> + <td class="linenr"><a class="linenr" href="">123</a></td> + <td class="pre"># times (my ext3 doesn't).</td> + </tr> + */ + var td_sha1 = tr.firstChild; + var a_sha1 = td_sha1.firstChild; + var a_linenr = td_sha1.nextSibling.firstChild; + + /* <tr id="l123" class=""> */ + var tr_class = ''; + if (colorNo !== null) { + tr_class = 'color'+colorNo; + } + if (commit.boundary) { + tr_class += ' boundary'; + } + if (commit.nprevious === 0) { + tr_class += ' no-previous'; + } else if (commit.nprevious > 1) { + tr_class += ' multiple-previous'; + } + tr.className = tr_class; + + /* <td class="sha1" title="?" rowspan="?"><a href="?">?</a></td> */ + if (i === 0) { + td_sha1.title = commit.info; + td_sha1.rowSpan = group.numlines; + + a_sha1.href = projectUrl + 'a=commit;h=' + commit.sha1; + if (a_sha1.firstChild) { + a_sha1.firstChild.data = commit.sha1.substr(0, 8); + } else { + a_sha1.appendChild( + document.createTextNode(commit.sha1.substr(0, 8))); + } + if (group.numlines >= 2) { + var fragment = document.createDocumentFragment(); + var br = document.createElement("br"); + var match = commit.author.match(/\b([A-Z])\B/g); + if (match) { + var text = document.createTextNode( + match.join('')); + } + if (br && text) { + var elem = fragment || td_sha1; + elem.appendChild(br); + elem.appendChild(text); + if (fragment) { + td_sha1.appendChild(fragment); + } + } + } + } else { + //tr.removeChild(td_sha1); // DOM2 Core way + tr.deleteCell(0); // DOM2 HTML way + } + + /* <td class="linenr"><a class="linenr" href="?">123</a></td> */ + var linenr_commit = + ('previous' in commit ? commit.previous : commit.sha1); + var linenr_filename = + ('file_parent' in commit ? commit.file_parent : commit.filename); + a_linenr.href = projectUrl + 'a=blame_incremental' + + ';hb=' + linenr_commit + + ';f=' + encodeURIComponent(linenr_filename) + + '#l' + (group.srcline + i); + + blamedLines++; + + //updateProgressInfo(); + } +} + +// ---------------------------------------------------------------------- + +var inProgress = false; // are we processing response + +/**#@+ + * @constant + */ +var sha1Re = /^([0-9a-f]{40}) ([0-9]+) ([0-9]+) ([0-9]+)/; +var infoRe = /^([a-z-]+) ?(.*)/; +var endRe = /^END ?([^ ]*) ?(.*)/; +/**@-*/ + +var curCommit = new Commit(); +var curGroup = {}; + +var pollTimer = null; + +/** + * Parse output from 'git blame --incremental [...]', received via + * XMLHttpRequest from server (blamedataUrl), and call handleLine + * (which updates page) as soon as blame entry is completed. + * + * @param {String[]} lines: new complete lines from blamedata server + * + * @globals commits, curCommit, curGroup, t_interval_server, cmds_server + * @globals sha1Re, infoRe, endRe + */ +function processBlameLines(lines) { + var match; + + for (var i = 0, len = lines.length; i < len; i++) { + + if ((match = sha1Re.exec(lines[i]))) { + var sha1 = match[1]; + var srcline = parseInt(match[2], 10); + var resline = parseInt(match[3], 10); + var numlines = parseInt(match[4], 10); + + var c = commits[sha1]; + if (!c) { + c = new Commit(sha1); + commits[sha1] = c; + } + curCommit = c; + + curGroup.srcline = srcline; + curGroup.resline = resline; + curGroup.numlines = numlines; + + } else if ((match = infoRe.exec(lines[i]))) { + var info = match[1]; + var data = match[2]; + switch (info) { + case 'filename': + curCommit.filename = unquote(data); + // 'filename' information terminates the entry + handleLine(curCommit, curGroup); + updateProgressInfo(); + break; + case 'author': + curCommit.author = data; + break; + case 'author-time': + curCommit.authorTime = parseInt(data, 10); + break; + case 'author-tz': + curCommit.authorTimezone = data; + break; + case 'previous': + curCommit.nprevious++; + // store only first 'previous' header + if (!'previous' in curCommit) { + var parts = data.split(' ', 2); + curCommit.previous = parts[0]; + curCommit.file_parent = unquote(parts[1]); + } + break; + case 'boundary': + curCommit.boundary = true; + break; + } // end switch + + } else if ((match = endRe.exec(lines[i]))) { + t_interval_server = match[1]; + cmds_server = match[2]; + + } else if (lines[i] !== '') { + // malformed line + + } // end if (match) + + } // end for (lines) +} + +/** + * Process new data and return pointer to end of processed part + * + * @param {String} unprocessed: new data (from nextReadPos) + * @param {Number} nextReadPos: end of last processed data + * @return {Number} end of processed data (new value for nextReadPos) + */ +function processData(unprocessed, nextReadPos) { + var lastLineEnd = unprocessed.lastIndexOf('\n'); + if (lastLineEnd !== -1) { + var lines = unprocessed.substring(0, lastLineEnd).split('\n'); + nextReadPos += lastLineEnd + 1 /* 1 == '\n'.length */; + + processBlameLines(lines); + } // end if + + return nextReadPos; +} + +/** + * Handle XMLHttpRequest errors + * + * @param {XMLHttpRequest} xhr: XMLHttpRequest object + * + * @globals pollTimer, commits, inProgress + */ +function handleError(xhr) { + errorInfo('Server error: ' + + xhr.status + ' - ' + (xhr.statusText || 'Error contacting server')); + + clearInterval(pollTimer); + commits = {}; // free memory + + inProgress = false; +} + +/** + * Called after XMLHttpRequest finishes (loads) + * + * @param {XMLHttpRequest} xhr: XMLHttpRequest object (unused) + * + * @globals pollTimer, commits, inProgress + */ +function responseLoaded(xhr) { + clearInterval(pollTimer); + + fixColorsAndGroups(); + writeTimeInterval(); + commits = {}; // free memory + + inProgress = false; +} + +/** + * handler for XMLHttpRequest onreadystatechange event + * @see startBlame + * + * @globals xhr, inProgress + */ +function handleResponse() { + + /* + * xhr.readyState + * + * Value Constant (W3C) Description + * ------------------------------------------------------------------- + * 0 UNSENT open() has not been called yet. + * 1 OPENED send() has not been called yet. + * 2 HEADERS_RECEIVED send() has been called, and headers + * and status are available. + * 3 LOADING Downloading; responseText holds partial data. + * 4 DONE The operation is complete. + */ + + if (xhr.readyState !== 4 && xhr.readyState !== 3) { + return; + } + + // the server returned error + // try ... catch block is to work around bug in IE8 + try { + if (xhr.readyState === 3 && xhr.status !== 200) { + return; + } + } catch (e) { + return; + } + if (xhr.readyState === 4 && xhr.status !== 200) { + handleError(xhr); + return; + } + + // In konqueror xhr.responseText is sometimes null here... + if (xhr.responseText === null) { + return; + } + + // in case we were called before finished processing + if (inProgress) { + return; + } else { + inProgress = true; + } + + // extract new whole (complete) lines, and process them + while (xhr.prevDataLength !== xhr.responseText.length) { + if (xhr.readyState === 4 && + xhr.prevDataLength === xhr.responseText.length) { + break; + } + + xhr.prevDataLength = xhr.responseText.length; + var unprocessed = xhr.responseText.substring(xhr.nextReadPos); + xhr.nextReadPos = processData(unprocessed, xhr.nextReadPos); + } // end while + + // did we finish work? + if (xhr.readyState === 4 && + xhr.prevDataLength === xhr.responseText.length) { + responseLoaded(xhr); + } + + inProgress = false; +} + +// ============================================================ +// ------------------------------------------------------------ + +/** + * Incrementally update line data in blame_incremental view in gitweb. + * + * @param {String} blamedataUrl: URL to server script generating blame data. + * @param {String} bUrl: partial URL to project, used to generate links. + * + * Called from 'blame_incremental' view after loading table with + * file contents, a base for blame view. + * + * @globals xhr, t0, projectUrl, div_progress_bar, totalLines, pollTimer +*/ +function startBlame(blamedataUrl, bUrl) { + + xhr = createRequestObject(); + if (!xhr) { + errorInfo('ERROR: XMLHttpRequest not supported'); + return; + } + + t0 = new Date(); + projectUrl = bUrl + (bUrl.indexOf('?') === -1 ? '?' : ';'); + if ((div_progress_bar = document.getElementById('progress_bar'))) { + //div_progress_bar.setAttribute('style', 'width: 100%;'); + div_progress_bar.style.cssText = 'width: 100%;'; + } + totalLines = countLines(); + updateProgressInfo(); + + /* add extra properties to xhr object to help processing response */ + xhr.prevDataLength = -1; // used to detect if we have new data + xhr.nextReadPos = 0; // where unread part of response starts + + xhr.onreadystatechange = handleResponse; + //xhr.onreadystatechange = function () { handleResponse(xhr); }; + + xhr.open('GET', blamedataUrl); + xhr.setRequestHeader('Accept', 'text/plain'); + xhr.send(null); + + // not all browsers call onreadystatechange event on each server flush + // poll response using timer every second to handle this issue + pollTimer = setInterval(xhr.onreadystatechange, 1000); +} + +// end of gitweb.js diff --git a/gitweb/gitweb.perl b/gitweb/gitweb.perl index 681e635090..0b1e357ce9 100755 --- a/gitweb/gitweb.perl +++ b/gitweb/gitweb.perl @@ -18,6 +18,12 @@ use File::Find qw(); use File::Basename qw(basename); binmode STDOUT, ':utf8'; +our $t0; +if (eval { require Time::HiRes; 1; }) { + $t0 = [Time::HiRes::gettimeofday()]; +} +our $number_of_git_cmds = 0; + BEGIN { CGI->compile() if $ENV{'MOD_PERL'}; } @@ -90,6 +96,8 @@ our $stylesheet = undef; our $logo = "++GITWEB_LOGO++"; # URI of GIT favicon, assumed to be image/png type our $favicon = "++GITWEB_FAVICON++"; +# URI of gitweb.js (JavaScript code for gitweb) +our $javascript = "++GITWEB_JS++"; # URI and label (title) of GIT logo link #our $logo_url = "http://www.kernel.org/pub/software/scm/git/docs/"; @@ -213,6 +221,12 @@ our %avatar_size = ( 'double' => 32 ); +# Used to set the maximum load that we will still respond to gitweb queries. +# If server load exceed this value then return "503 server busy" error. +# If gitweb cannot determined server load, it is taken to be 0. +# Leave it undefined (or set to 'undef') to turn off load checking. +our $maxload = 300; + # You define site-wide feature defaults here; override them with # $GITWEB_CONFIG as necessary. our %feature = ( @@ -417,6 +431,20 @@ our %feature = ( 'sub' => \&feature_avatar, 'override' => 0, 'default' => ['']}, + + # Enable displaying how much time and how many git commands + # it took to generate and display page. Disabled by default. + # Project specific override is not supported. + 'timed' => { + 'override' => 0, + 'default' => [0]}, + + # Enable turning some links into links to actions which require + # JavaScript to run (like 'blame_incremental'). Not enabled by + # default. Project specific override is currently not supported. + 'javascript-actions' => { + 'override' => 0, + 'default' => [0]}, ); sub gitweb_get_feature { @@ -426,7 +454,11 @@ sub gitweb_get_feature { $feature{$name}{'sub'}, $feature{$name}{'override'}, @{$feature{$name}{'default'}}); - if (!$override) { return @defaults; } + # project specific override is possible only if we have project + our $git_dir; # global variable, declared later + if (!$override || !defined $git_dir) { + return @defaults; + } if (!defined $sub) { warn "feature $name is not overridable"; return @defaults; @@ -529,11 +561,38 @@ if (-e $GITWEB_CONFIG) { do $GITWEB_CONFIG_SYSTEM if -e $GITWEB_CONFIG_SYSTEM; } +# Get loadavg of system, to compare against $maxload. +# Currently it requires '/proc/loadavg' present to get loadavg; +# if it is not present it returns 0, which means no load checking. +sub get_loadavg { + if( -e '/proc/loadavg' ){ + open my $fd, '<', '/proc/loadavg' + or return 0; + my @load = split(/\s+/, scalar <$fd>); + close $fd; + + # The first three columns measure CPU and IO utilization of the last one, + # five, and 10 minute periods. The fourth column shows the number of + # currently running processes and the total number of processes in the m/n + # format. The last column displays the last process ID used. + return $load[0] || 0; + } + # additional checks for load average should go here for things that don't export + # /proc/loadavg + + return 0; +} + # version of the core git binary our $git_version = qx("$GIT" --version) =~ m/git version (.*)$/ ? $1 : "unknown"; +$number_of_git_cmds++; $projects_list ||= $projectroot; +if (defined $maxload && get_loadavg() > $maxload) { + die_error(503, "The load average on the server is too high"); +} + # ====================================================================== # input validation and dispatch @@ -568,12 +627,16 @@ our @cgi_param_mapping = ( snapshot_format => "sf", extra_options => "opt", search_use_regexp => "sr", + # this must be last entry (for manipulation from JavaScript) + javascript => "js" ); our %cgi_param_mapping = @cgi_param_mapping; # we will also need to know the possible actions, for validation our %actions = ( "blame" => \&git_blame, + "blame_incremental" => \&git_blame_incremental, + "blame_data" => \&git_blame_data, "blobdiff" => \&git_blobdiff, "blobdiff_plain" => \&git_blobdiff_plain, "blob" => \&git_blob, @@ -1271,7 +1334,6 @@ sub chop_str { $str =~ m/^(.*?)($begre)$/; my ($lead, $body) = ($1, $2); if (length($lead) > 4) { - $body =~ s/^[^;]*;// if ($lead =~ m/&[^;]*$/); $lead = " ..."; } return "$lead$body"; @@ -1282,8 +1344,6 @@ sub chop_str { $str =~ m/^(.*?)($begre)$/; my ($mid, $right) = ($1, $2); if (length($mid) > 5) { - $left =~ s/&[^;]*$//; - $right =~ s/^[^;]*;// if ($mid =~ m/&[^;]*$/); $mid = " ... "; } return "$left$mid$right"; @@ -1293,7 +1353,6 @@ sub chop_str { my $body = $1; my $tail = $2; if (length($tail) > 4) { - $body =~ s/&[^;]*$//; $tail = "... "; } return "$body$tail"; @@ -2006,6 +2065,7 @@ sub get_feed_info { # returns path to the core git executable and the --git-dir parameter as list sub git_cmd { + $number_of_git_cmds++; return $GIT, '--git-dir='.$git_dir; } @@ -2020,16 +2080,27 @@ sub quote_command { # get HEAD ref of given project as hash sub git_get_head_hash { - my $project = shift; + return git_get_full_hash(shift, 'HEAD'); +} + +sub git_get_full_hash { + return git_get_hash(@_); +} + +sub git_get_short_hash { + return git_get_hash(@_, '--short=7'); +} + +sub git_get_hash { + my ($project, $hash, @options) = @_; my $o_git_dir = $git_dir; my $retval = undef; $git_dir = "$projectroot/$project"; - if (open my $fd, "-|", git_cmd(), "rev-parse", "--verify", "HEAD") { - my $head = <$fd>; + if (open my $fd, '-|', git_cmd(), 'rev-parse', + '--verify', '-q', @options, $hash) { + $retval = <$fd>; + chomp $retval if defined $retval; close $fd; - if (defined $head && $head =~ /^([0-9a-fA-F]{40})$/) { - $retval = $1; - } } if (defined $o_git_dir) { $git_dir = $o_git_dir; @@ -2135,6 +2206,9 @@ sub config_to_multi { sub git_get_project_config { my ($key, $type) = @_; + # do we have project + return unless (defined $project && defined $git_dir); + # key sanity check return unless ($key); $key =~ s/^gitweb\.//; @@ -3183,7 +3257,7 @@ EOF print "</head>\n" . "<body>\n"; - if (-f $site_header) { + if (defined $site_header && -f $site_header) { insert_file($site_header); } @@ -3270,10 +3344,37 @@ sub git_footer_html { } print "</div>\n"; # class="page_footer" - if (-f $site_footer) { + if (defined $t0 && gitweb_check_feature('timed')) { + print "<div id=\"generating_info\">\n"; + print 'This page took '. + '<span id="generating_time" class="time_span">'. + Time::HiRes::tv_interval($t0, [Time::HiRes::gettimeofday()]). + ' seconds </span>'. + ' and '. + '<span id="generating_cmd">'. + $number_of_git_cmds. + '</span> git commands '. + " to generate.\n"; + print "</div>\n"; # class="page_footer" + } + + if (defined $site_footer && -f $site_footer) { insert_file($site_footer); } + print qq!<script type="text/javascript" src="$javascript"></script>\n!; + if (defined $action && + $action eq 'blame_incremental') { + print qq!<script type="text/javascript">\n!. + qq!startBlame("!. href(action=>"blame_data", -replay=>1) .qq!",\n!. + qq! "!. href() .qq!");\n!. + qq!</script>\n!; + } elsif (gitweb_check_feature('javascript-actions')) { + print qq!<script type="text/javascript">\n!. + qq!window.onload = fixLinks;\n!. + qq!</script>\n!; + } + print "</body>\n" . "</html>"; } @@ -3289,22 +3390,33 @@ sub git_footer_html { # 500: The server isn't configured properly, or # an internal error occurred (e.g. failed assertions caused by bugs), or # an unknown error occurred (e.g. the git binary died unexpectedly). +# 503: The server is currently unavailable (because it is overloaded, +# or down for maintenance). Generally, this is a temporary state. sub die_error { my $status = shift || 500; my $error = shift || "Internal server error"; - - my %http_responses = (400 => '400 Bad Request', - 403 => '403 Forbidden', - 404 => '404 Not Found', - 500 => '500 Internal Server Error'); + my $extra = shift; + + my %http_responses = ( + 400 => '400 Bad Request', + 403 => '403 Forbidden', + 404 => '404 Not Found', + 500 => '500 Internal Server Error', + 503 => '503 Service Unavailable', + ); git_header_html($http_responses{$status}); print <<EOF; <div class="page_body"> <br /><br /> $status - $error <br /> -</div> EOF + if (defined $extra) { + print "<hr />\n" . + "$extra\n"; + } + print "</div>\n"; + git_footer_html(); exit; } @@ -3406,14 +3518,21 @@ sub git_print_header_div { } sub print_local_time { + print format_local_time(@_); +} + +sub format_local_time { + my $localtime = ''; my %date = @_; if ($date{'hour_local'} < 6) { - printf(" (<span class=\"atnight\">%02d:%02d</span> %s)", + $localtime .= sprintf(" (<span class=\"atnight\">%02d:%02d</span> %s)", $date{'hour_local'}, $date{'minute_local'}, $date{'tz_local'}); } else { - printf(" (%02d:%02d %s)", + $localtime .= sprintf(" (%02d:%02d %s)", $date{'hour_local'}, $date{'minute_local'}, $date{'tz_local'}); } + + return $localtime; } # Outputs the author name and date in long form @@ -4237,17 +4356,24 @@ sub fill_project_list_info { # print 'sort by' <th> element, generating 'sort by $name' replay link # if that order is not selected sub print_sort_th { + print format_sort_th(@_); +} + +sub format_sort_th { my ($name, $order, $header) = @_; + my $sort_th = ""; $header ||= ucfirst($name); if ($order eq $name) { - print "<th>$header</th>\n"; + $sort_th .= "<th>$header</th>\n"; } else { - print "<th>" . - $cgi->a({-href => href(-replay=>1, order=>$name), - -class => "header"}, $header) . - "</th>\n"; + $sort_th .= "<th>" . + $cgi->a({-href => href(-replay=>1, order=>$name), + -class => "header"}, $header) . + "</th>\n"; } + + return $sort_th; } sub git_project_list_body { @@ -4678,7 +4804,7 @@ sub git_project_list { } git_header_html(); - if (-f $home_text) { + if (defined $home_text && -f $home_text) { print "<div class=\"index_include\">\n"; insert_file($home_text); print "</div>\n"; @@ -4870,7 +4996,13 @@ sub git_tag { git_footer_html(); } -sub git_blame { +sub git_blame_common { + my $format = shift || 'porcelain'; + if ($format eq 'porcelain' && $cgi->param('js')) { + $format = 'incremental'; + $action = 'blame_incremental'; # for page title etc + } + # permissions gitweb_check_feature('blame') or die_error(403, "Blame view not allowed"); @@ -4892,123 +5024,220 @@ sub git_blame { } } - # run git-blame --porcelain - open my $fd, "-|", git_cmd(), "blame", '-p', - $hash_base, '--', $file_name - or die_error(500, "Open git-blame failed"); + my $fd; + if ($format eq 'incremental') { + # get file contents (as base) + open $fd, "-|", git_cmd(), 'cat-file', 'blob', $hash + or die_error(500, "Open git-cat-file failed"); + } elsif ($format eq 'data') { + # run git-blame --incremental + open $fd, "-|", git_cmd(), "blame", "--incremental", + $hash_base, "--", $file_name + or die_error(500, "Open git-blame --incremental failed"); + } else { + # run git-blame --porcelain + open $fd, "-|", git_cmd(), "blame", '-p', + $hash_base, '--', $file_name + or die_error(500, "Open git-blame --porcelain failed"); + } + + # incremental blame data returns early + if ($format eq 'data') { + print $cgi->header( + -type=>"text/plain", -charset => "utf-8", + -status=> "200 OK"); + local $| = 1; # output autoflush + print while <$fd>; + close $fd + or print "ERROR $!\n"; + + print 'END'; + if (defined $t0 && gitweb_check_feature('timed')) { + print ' '. + Time::HiRes::tv_interval($t0, [Time::HiRes::gettimeofday()]). + ' '.$number_of_git_cmds; + } + print "\n"; + + return; + } # page header git_header_html(); my $formats_nav = $cgi->a({-href => href(action=>"blob", -replay=>1)}, "blob") . + " | "; + if ($format eq 'incremental') { + $formats_nav .= + $cgi->a({-href => href(action=>"blame", javascript=>0, -replay=>1)}, + "blame") . " (non-incremental)"; + } else { + $formats_nav .= + $cgi->a({-href => href(action=>"blame_incremental", -replay=>1)}, + "blame") . " (incremental)"; + } + $formats_nav .= " | " . $cgi->a({-href => href(action=>"history", -replay=>1)}, "history") . " | " . - $cgi->a({-href => href(action=>"blame", file_name=>$file_name)}, + $cgi->a({-href => href(action=>$action, file_name=>$file_name)}, "HEAD"); git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav); git_print_header_div('commit', esc_html($co{'title'}), $hash_base); git_print_page_path($file_name, $ftype, $hash_base); # page body + if ($format eq 'incremental') { + print "<noscript>\n<div class=\"error\"><center><b>\n". + "This page requires JavaScript to run.\n Use ". + $cgi->a({-href => href(action=>'blame',javascript=>0,-replay=>1)}, + 'this page'). + " instead.\n". + "</b></center></div>\n</noscript>\n"; + + print qq!<div id="progress_bar" style="width: 100%; background-color: yellow"></div>\n!; + } + + print qq!<div class="page_body">\n!; + print qq!<div id="progress_info">... / ...</div>\n! + if ($format eq 'incremental'); + print qq!<table id="blame_table" class="blame" width="100%">\n!. + #qq!<col width="5.5em" /><col width="2.5em" /><col width="*" />\n!. + qq!<thead>\n!. + qq!<tr><th>Commit</th><th>Line</th><th>Data</th></tr>\n!. + qq!</thead>\n!. + qq!<tbody>\n!; + my @rev_color = qw(light dark); my $num_colors = scalar(@rev_color); my $current_color = 0; - my %metainfo = (); - print <<HTML; -<div class="page_body"> -<table class="blame"> -<tr><th>Commit</th><th>Line</th><th>Data</th></tr> -HTML - LINE: - while (my $line = <$fd>) { - chomp $line; - # the header: <SHA-1> <src lineno> <dst lineno> [<lines in group>] - # no <lines in group> for subsequent lines in group of lines - my ($full_rev, $orig_lineno, $lineno, $group_size) = - ($line =~ /^([0-9a-f]{40}) (\d+) (\d+)(?: (\d+))?$/); - if (!exists $metainfo{$full_rev}) { - $metainfo{$full_rev} = { 'nprevious' => 0 }; - } - my $meta = $metainfo{$full_rev}; - my $data; - while ($data = <$fd>) { - chomp $data; - last if ($data =~ s/^\t//); # contents of line - if ($data =~ /^(\S+)(?: (.*))?$/) { - $meta->{$1} = $2 unless exists $meta->{$1}; + if ($format eq 'incremental') { + my $color_class = $rev_color[$current_color]; + + #contents of a file + my $linenr = 0; + LINE: + while (my $line = <$fd>) { + chomp $line; + $linenr++; + + print qq!<tr id="l$linenr" class="$color_class">!. + qq!<td class="sha1"><a href=""> </a></td>!. + qq!<td class="linenr">!. + qq!<a class="linenr" href="">$linenr</a></td>!; + print qq!<td class="pre">! . esc_html($line) . "</td>\n"; + print qq!</tr>\n!; + } + + } else { # porcelain, i.e. ordinary blame + my %metainfo = (); # saves information about commits + + # blame data + LINE: + while (my $line = <$fd>) { + chomp $line; + # the header: <SHA-1> <src lineno> <dst lineno> [<lines in group>] + # no <lines in group> for subsequent lines in group of lines + my ($full_rev, $orig_lineno, $lineno, $group_size) = + ($line =~ /^([0-9a-f]{40}) (\d+) (\d+)(?: (\d+))?$/); + if (!exists $metainfo{$full_rev}) { + $metainfo{$full_rev} = { 'nprevious' => 0 }; } - if ($data =~ /^previous /) { - $meta->{'nprevious'}++; + my $meta = $metainfo{$full_rev}; + my $data; + while ($data = <$fd>) { + chomp $data; + last if ($data =~ s/^\t//); # contents of line + if ($data =~ /^(\S+)(?: (.*))?$/) { + $meta->{$1} = $2 unless exists $meta->{$1}; + } + if ($data =~ /^previous /) { + $meta->{'nprevious'}++; + } } - } - my $short_rev = substr($full_rev, 0, 8); - my $author = $meta->{'author'}; - my %date = - parse_date($meta->{'author-time'}, $meta->{'author-tz'}); - my $date = $date{'iso-tz'}; - if ($group_size) { - $current_color = ($current_color + 1) % $num_colors; - } - my $tr_class = $rev_color[$current_color]; - $tr_class .= ' boundary' if (exists $meta->{'boundary'}); - $tr_class .= ' no-previous' if ($meta->{'nprevious'} == 0); - $tr_class .= ' multiple-previous' if ($meta->{'nprevious'} > 1); - print "<tr id=\"l$lineno\" class=\"$tr_class\">\n"; - if ($group_size) { - print "<td class=\"sha1\""; - print " title=\"". esc_html($author) . ", $date\""; - print " rowspan=\"$group_size\"" if ($group_size > 1); - print ">"; - print $cgi->a({-href => href(action=>"commit", - hash=>$full_rev, - file_name=>$file_name)}, - esc_html($short_rev)); - if ($group_size >= 2) { - my @author_initials = ($author =~ /\b([[:upper:]])\B/g); - if (@author_initials) { - print "<br />" . - esc_html(join('', @author_initials)); - # or join('.', ...) + my $short_rev = substr($full_rev, 0, 8); + my $author = $meta->{'author'}; + my %date = + parse_date($meta->{'author-time'}, $meta->{'author-tz'}); + my $date = $date{'iso-tz'}; + if ($group_size) { + $current_color = ($current_color + 1) % $num_colors; + } + my $tr_class = $rev_color[$current_color]; + $tr_class .= ' boundary' if (exists $meta->{'boundary'}); + $tr_class .= ' no-previous' if ($meta->{'nprevious'} == 0); + $tr_class .= ' multiple-previous' if ($meta->{'nprevious'} > 1); + print "<tr id=\"l$lineno\" class=\"$tr_class\">\n"; + if ($group_size) { + print "<td class=\"sha1\""; + print " title=\"". esc_html($author) . ", $date\""; + print " rowspan=\"$group_size\"" if ($group_size > 1); + print ">"; + print $cgi->a({-href => href(action=>"commit", + hash=>$full_rev, + file_name=>$file_name)}, + esc_html($short_rev)); + if ($group_size >= 2) { + my @author_initials = ($author =~ /\b([[:upper:]])\B/g); + if (@author_initials) { + print "<br />" . + esc_html(join('', @author_initials)); + # or join('.', ...) + } } + print "</td>\n"; } - print "</td>\n"; - } - # 'previous' <sha1 of parent commit> <filename at commit> - if (exists $meta->{'previous'} && - $meta->{'previous'} =~ /^([a-fA-F0-9]{40}) (.*)$/) { - $meta->{'parent'} = $1; - $meta->{'file_parent'} = unquote($2); - } - my $linenr_commit = - exists($meta->{'parent'}) ? - $meta->{'parent'} : $full_rev; - my $linenr_filename = - exists($meta->{'file_parent'}) ? - $meta->{'file_parent'} : unquote($meta->{'filename'}); - my $blamed = href(action => 'blame', - file_name => $linenr_filename, - hash_base => $linenr_commit); - print "<td class=\"linenr\">"; - print $cgi->a({ -href => "$blamed#l$orig_lineno", - -class => "linenr" }, - esc_html($lineno)); - print "</td>"; - print "<td class=\"pre\">" . esc_html($data) . "</td>\n"; - print "</tr>\n"; + # 'previous' <sha1 of parent commit> <filename at commit> + if (exists $meta->{'previous'} && + $meta->{'previous'} =~ /^([a-fA-F0-9]{40}) (.*)$/) { + $meta->{'parent'} = $1; + $meta->{'file_parent'} = unquote($2); + } + my $linenr_commit = + exists($meta->{'parent'}) ? + $meta->{'parent'} : $full_rev; + my $linenr_filename = + exists($meta->{'file_parent'}) ? + $meta->{'file_parent'} : unquote($meta->{'filename'}); + my $blamed = href(action => 'blame', + file_name => $linenr_filename, + hash_base => $linenr_commit); + print "<td class=\"linenr\">"; + print $cgi->a({ -href => "$blamed#l$orig_lineno", + -class => "linenr" }, + esc_html($lineno)); + print "</td>"; + print "<td class=\"pre\">" . esc_html($data) . "</td>\n"; + print "</tr>\n"; + } # end while + } - print "</table>\n"; - print "</div>"; + + # footer + print "</tbody>\n". + "</table>\n"; # class="blame" + print "</div>\n"; # class="blame_body" close $fd or print "Reading blob failed\n"; - # page footer git_footer_html(); } +sub git_blame { + git_blame_common(); +} + +sub git_blame_incremental { + git_blame_common('incremental'); +} + +sub git_blame_data { + git_blame_common('data'); +} + sub git_tags { my $head = git_get_head_hash($project); git_header_html(); @@ -5285,6 +5514,43 @@ sub git_tree { git_footer_html(); } +sub snapshot_name { + my ($project, $hash) = @_; + + # path/to/project.git -> project + # path/to/project/.git -> project + my $name = to_utf8($project); + $name =~ s,([^/])/*\.git$,$1,; + $name = basename($name); + # sanitize name + $name =~ s/[[:cntrl:]]/?/g; + + my $ver = $hash; + if ($hash =~ /^[0-9a-fA-F]+$/) { + # shorten SHA-1 hash + my $full_hash = git_get_full_hash($project, $hash); + if ($full_hash =~ /^$hash/ && length($hash) > 7) { + $ver = git_get_short_hash($project, $hash); + } + } elsif ($hash =~ m!^refs/tags/(.*)$!) { + # tags don't need shortened SHA-1 hash + $ver = $1; + } else { + # branches and other need shortened SHA-1 hash + if ($hash =~ m!^refs/(?:heads|remotes)/(.*)$!) { + $ver = $1; + } + $ver .= '-' . git_get_short_hash($project, $hash); + } + # in case of hierarchical branch names + $ver =~ s!/!.!g; + + # name = project-version_string + $name = "$name-$ver"; + + return wantarray ? ($name, $name) : $name; +} + sub git_snapshot { my $format = $input_params{'snapshot_format'}; if (!@snapshot_fmts) { @@ -5302,28 +5568,27 @@ sub git_snapshot { die_error(403, "Unsupported snapshot format"); } - if (!defined $hash) { - $hash = git_get_head_hash($project); + my $type = git_get_type("$hash^{}"); + if (!$type) { + die_error(404, 'Object does not exist'); + } elsif ($type eq 'blob') { + die_error(400, 'Object is not a tree-ish'); } - my $name = $project; - $name =~ s,([^/])/*\.git$,$1,; - $name = basename($name); - my $filename = to_utf8($name); - $name =~ s/\047/\047\\\047\047/g; - my $cmd; - $filename .= "-$hash$known_snapshot_formats{$format}{'suffix'}"; - $cmd = quote_command( + my ($name, $prefix) = snapshot_name($project, $hash); + my $filename = "$name$known_snapshot_formats{$format}{'suffix'}"; + my $cmd = quote_command( git_cmd(), 'archive', "--format=$known_snapshot_formats{$format}{'format'}", - "--prefix=$name/", $hash); + "--prefix=$prefix/", $hash); if (exists $known_snapshot_formats{$format}{'compressor'}) { $cmd .= ' | ' . quote_command(@{$known_snapshot_formats{$format}{'compressor'}}); } + $filename =~ s/(["\\])/\\$1/g; print $cgi->header( -type => $known_snapshot_formats{$format}{'type'}, - -content_disposition => 'inline; filename="' . "$filename" . '"', + -content_disposition => 'inline; filename="' . $filename . '"', -status => '200 OK'); open my $fd, "-|", $cmd |