85 lines
4.2 KiB
Plaintext
Executable File
85 lines
4.2 KiB
Plaintext
Executable File
<script type="text/ls-javascript" id="search-local-js-script">
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var searchFunc = function(path, search_id, content_id) {
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'use strict';
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$.ajax({
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url: path,
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dataType: 'xml',
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success: function( xmlResponse ) {
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// get the contents from search data
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var datas = $( 'entry', xmlResponse ).map(function() {
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return {
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title: $( 'title', this ).text(),
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content: $('content',this).text(),
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url: $( 'url' , this).text()
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};
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}).get();
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var $input = document.getElementById(search_id);
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var $resultContent = document.getElementById(content_id);
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$input.addEventListener('input', function() {
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var str='<ul class=\"search-result-list\">';
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var keywords = this.value.trim().toLowerCase().split(/[\s\-]+/);
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$resultContent.innerHTML = '';
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if (this.value.trim().length <= 0) {
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return;
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}
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// perform local searching
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datas.forEach(function(data) {
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var isMatch = true;
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var content_index = [];
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var data_title = data.title.trim().toLowerCase();
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var data_content = data.content.trim().replace(/<[^>]+>/g,'').toLowerCase();
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var data_url = data.url;
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var index_title = -1;
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var index_content = -1;
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var first_occur = -1;
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// only match artiles with not empty titles and contents
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if(data_title !== '' && data_content !== '') {
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keywords.forEach(function(keyword, i) {
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index_title = data_title.indexOf(keyword);
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index_content = data_content.indexOf(keyword);
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if( index_title < 0 && index_content < 0 ) {
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isMatch = false;
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} else {
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if (index_content < 0) {
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index_content = 0;
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}
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if (i === 0) {
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first_occur = index_content;
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}
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}
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});
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}
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// show search results
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if (isMatch) {
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str += '<li><a href="'+ data_url +'" class="search-result-title" target="_blank">'+ data_title;
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var content = data.content.trim().replace(/<[^>]+>/g, '');
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if (first_occur >= 0) {
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// cut out characters
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var start = first_occur - 6;
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var end = first_occur + 6;
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if (start < 0) {
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start = 0;
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}
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if (start === 0) {
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end = 10;
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}
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if (end > content.length) {
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end = content.length;
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}
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var match_content = content.substr(start, end);
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// highlight all keywords
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keywords.forEach(function(keyword) {
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var regS = new RegExp(keyword, 'gi');
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match_content = match_content.replace(regS, '<em class="search-keyword">'+keyword+'</em>');
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})
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str += '<p class="search-result">' + match_content + '...</p>' +'</a>';
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}
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}
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});
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$resultContent.innerHTML = str;
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});
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}
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});
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}
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</script>
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