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Script that takes a git diff and outputs an html file in GitHub style
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| #!/bin/bash | |
| # | |
| # Convert diff output to colorized HTML. | |
| # (C) Mitch Frazier, 2008-08-27 | |
| # http://www.linuxjournal.com/content/convert-diff-output-colorized-html | |
| # Modified by stopyoukid | |
| # | |
| html="<html><head><meta charset=\"utf-8\"><title>Pretty Diff</title><style>body {text-align: center;}#wrapper {display: inline-block;margin-top: 1em;min-width: 800px;text-align: left;}h2 {background: #fafafa;background: -moz-linear-gradient(#fafafa, #eaeaea);background: -webkit-linear-gradient(#fafafa, #eaeaea);-ms-filter: \"progid:DXImageTransform.Microsoft.gradient(startColorstr='#fafafa',endColorstr='#eaeaea')\";border: 1px solid #d8d8d8;border-bottom: 0;color: #555;font: 14px sans-serif;overflow: hidden;padding: 10px 6px;text-shadow: 0 1px 0 white;margin: 0;}.file-diff {border: 1px solid #d8d8d8;margin-bottom: 1em;overflow: auto;padding: 0.5em 0;}.file-diff > div {width: 100%:}pre {margin: 0;font-family: \"Bitstream Vera Sans Mono\", Courier, monospace;font-size: 12px;line-height: 1.4em;text-indent: 0.5em;}.file {color: #aaa;}.delete {background-color: #fdd;}.insert {background-color: #dfd;}.info {color: #a0b;}</style></head><body><div id=\"wrapper\">" | |
| first=1 | |
| diffseen=0 | |
| lastonly=0 | |
| currSection='' | |
| currFile='' | |
| function addDiffToPage { | |
| html+="<h2>"$1"</h2>" | |
| html+="<div class=\"file-diff\">" | |
| html+=$2 | |
| html+="</div>" | |
| } | |
| OIFS=$IFS | |
| IFS=' | |
| ' | |
| # The -r option keeps the backslash from being an escape char. | |
| read -r s | |
| while [[ $? -eq 0 ]]; do | |
| # Get beginning of line to determine what type of diff line it is. | |
| t1=${s:0:1} | |
| t2=${s:0:2} | |
| t3=${s:0:3} | |
| t4=${s:0:4} | |
| t7=${s:0:7} | |
| # Determine HTML class to use. | |
| if [[ "$t7" == 'Only in' ]]; then | |
| cls='only' | |
| if [[ $diffseen -eq 0 ]]; then | |
| diffseen=1 | |
| else | |
| if [[ $lastonly -eq 0 ]]; then | |
| addDiffToPage $currFile $currSection | |
| fi | |
| fi | |
| if [[ $lastonly -eq 0 ]]; then | |
| currSection="" | |
| fi | |
| lastonly=1 | |
| elif [[ "$t4" == 'diff' ]]; then | |
| cls='file' | |
| if [[ $diffseen -eq 1 ]]; then | |
| addDiffToPage $currFile $currSection | |
| fi | |
| diffseen=1 | |
| currSection="" | |
| lastonly=0 | |
| elif [[ "$t3" == '+++' ]]; then | |
| # --- always comes before +++ | |
| # currFile=${s#+++ */} | |
| cls='insert' | |
| lastonly=0 | |
| elif [[ "$t3" == '---' ]]; then | |
| currFile=${s#--- */} | |
| cls='delete' | |
| lastonly=0 | |
| elif [[ "$t2" == '@@' ]]; then | |
| cls='info' | |
| lastonly=0 | |
| elif [[ "$t1" == '+' ]]; then | |
| cls='insert' | |
| lastonly=0 | |
| elif [[ "$t1" == '-' ]]; then | |
| cls='delete' | |
| lastonly=0 | |
| else | |
| cls='context' | |
| lastonly=0 | |
| fi | |
| # Convert &, <, > to HTML entities. | |
| s=$(sed -e 's/\&/\&/g' -e 's/</\</g' -e 's/>/\>/g' <<<"$s") | |
| if [[ $first -eq 1 ]]; then | |
| first=0 | |
| fi | |
| # Output the line. | |
| if [[ "$cls" ]]; then | |
| currSection+='<pre class="'${cls}'">'${s}'</pre>' | |
| else | |
| currSection+='<pre>'${s}'</pre>' | |
| fi | |
| read -r s | |
| done | |
| #if [[ $diffseen -eq 1 && $onlyseen -eq 0 ]]; then | |
| if [[ "$currSection" ]]; then | |
| addDiffToPage $currFile $currSection | |
| fi | |
| html+="</div></body></html>" | |
| echo "$html" | |
| IFS=$OIFS |
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