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/* |
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no pager, as seen at |
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http://www.humanized.com/weblog/2006/04/28/reading_humanized/ |
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but using jquery |
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|
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2006-08-16 Dobrica Pavlinusic <dpavlin@rot13.org> |
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*/ |
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|
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var preloadDistance = 1000; |
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var isUpdating = false; |
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var id; |
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var checker; |
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|
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/* |
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function to log debugging information into debug div |
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*/ |
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|
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function logDebug( m1, m2 ) { |
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var m = m1; |
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if (m2) m += m2; |
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if (m) $('#debug').append( '<small>'+m+'</small><br/>' ); |
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} |
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|
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function log( m1, m2 ) { |
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var m = m1; |
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if (m2) m += m2; |
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m += '</br>' |
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if (m) $('#debug').append( m ); |
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} |
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|
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function load_page() { |
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setCookie(id+"_height", getScrollHeight() ); |
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setCookie(id+"_scroll", getScrollHeight() - _getWindowHeight() ); |
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|
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if ( isUpdating == true |
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|| getPageHeight() - getScrollHeight() > preloadDistance |
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) return; |
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|
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var history_index = parseInt( $('#history_index').val() ); |
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var q = $('#q').val(); |
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|
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if (! q || q == '') return; |
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|
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log("Getting segment: " + history_index + " for: "+q); |
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|
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setCookie( id, history_index ); |
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isUpdating = true; |
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|
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$('#status').html( |
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'Loading page '+ ( history_index + 1 ) + '...' |
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); |
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|
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$.get( |
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"index.cgi/snippet", |
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{ |
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index: history_index, |
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q: q |
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}, |
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function ( response ) { |
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|
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if (response.length < 500) { |
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$('#footer').show(); |
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if ( history_index > 0 ) { |
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$('#more_history').html('<h2 style="text-align: center; font-style:italic; padding: 2em;">No more results.</h2>'); |
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} else { |
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$('#more_history').html('<h2 style="text-align: center; font-style:italic; padding: 2em;">No results matched your search.</h2>'); |
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} |
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$('#status').html( 'All results shown.' ); |
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return; |
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} |
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|
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response += "<div id='more_history'>"; |
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response += " <strong>More posts are being loaded...</strong> <br />"; |
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response += " If you are using the scroll bar, release the mouse to see more posts."; |
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response += "</div>" |
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$('#more_history').html( response ); |
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$('#history_index').val( history_index + 1 ); |
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isUpdating = false; |
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$('#status').html( $('#status_update').html() ); |
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} |
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); |
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|
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|
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} |
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|
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/* |
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bind events and init no_pager |
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*/ |
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|
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$(document).ready( function() { |
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|
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logDebug( 'no_page binding events' ); |
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|
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checker = setInterval(function () { |
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load_page(); |
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}, 100); |
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|
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id = $('#page_id').val(); |
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logDebug("Page ID:", id); |
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logDebug("Page Cookie:", getCookie(id)); |
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|
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var fromBackButton = false; |
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if ( getCookie(id) ) { |
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fromBackButton = true; |
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} else { |
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setCookie(id, "1"); |
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} |
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|
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logDebug("From Back Button?:", fromBackButton); |
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if( fromBackButton ){ |
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logDebug( "Number of segments loaded: ", getCookie(id) ); |
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logDebug( "Should scroll to: ", getCookie(id+"_scroll") ); |
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$('#spacer').height( getCookie(id+"_height")+"px" ); |
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scroll( 0, getCookie(id+"_scroll") ); |
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} |
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|
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$('#history_index').val( 0 ); |
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load_page(); |
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}); |
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