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77 lines
2.8 KiB
JavaScript
77 lines
2.8 KiB
JavaScript
3 years ago
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// Generated by CoffeeScript 1.7.1
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/*
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@preserve jQuery.PrettyTextDiff 1.0.4
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See https://github.com/arnab/jQuery.PrettyTextDiff/
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*/
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(function() {
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var $;
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$ = jQuery;
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$.fn.extend({
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prettyTextDiff: function(options) {
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var dmp, settings;
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settings = {
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originalContainer: ".original",
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changedContainer: ".changed",
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diffContainer: ".diff",
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cleanup: true,
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debug: false
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};
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settings = $.extend(settings, options);
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$.fn.prettyTextDiff.debug("Options: ", settings, settings);
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dmp = new diff_match_patch();
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return this.each(function() {
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var changed, diff_as_html, diffs, original;
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if (settings.originalContent && settings.changedContent) {
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original = $('<div />').html(settings.originalContent).text();
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changed = $('<div />').html(settings.changedContent).text();
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} else {
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original = $(settings.originalContainer, this).text();
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changed = $(settings.changedContainer, this).text();
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}
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$.fn.prettyTextDiff.debug("Original text found: ", original, settings);
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$.fn.prettyTextDiff.debug("Changed text found: ", changed, settings);
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diffs = dmp.diff_main(original, changed);
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if (settings.cleanup) {
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dmp.diff_cleanupSemantic(diffs);
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}
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$.fn.prettyTextDiff.debug("Diffs: ", diffs, settings);
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diff_as_html = $.map(diffs, function(diff) {
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return $.fn.prettyTextDiff.createHTML(diff);
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});
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$(settings.diffContainer, this).html(diff_as_html.join(''));
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return this;
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});
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}
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});
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$.fn.prettyTextDiff.debug = function(message, object, settings) {
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if (settings.debug) {
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return console.log(message, object);
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}
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};
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$.fn.prettyTextDiff.createHTML = function(diff) {
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var data, html, operation, pattern_amp, pattern_gt, pattern_lt, pattern_para, text;
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html = [];
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pattern_amp = /&/g;
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pattern_lt = /</g;
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pattern_gt = />/g;
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pattern_para = /\n/g;
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operation = diff[0], data = diff[1];
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text = data.replace(pattern_amp, '&').replace(pattern_lt, '<').replace(pattern_gt, '>').replace(pattern_para, '<br>');
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switch (operation) {
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case DIFF_INSERT:
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return '<ins>' + text + '</ins>';
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case DIFF_DELETE:
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return '<del>' + text + '</del>';
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case DIFF_EQUAL:
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return '<span>' + text + '</span>';
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}
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};
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}).call(this);
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