Shoora
4/6/2019 - 7:31 PM
copyenrich-filter
copyenrich-filter
/**
*
* Default filter to prepend and append Text.
*
*/
(function( window ) {
// create filter for prefix and postfix
window.filter_prefix_postfix = function( selection ) {
// load filter configuration
var copyenrich = window.copyenrich || {};
var clipboard_prefix = copyenrich.filter_prefix || '';
var clipboard_postfix = copyenrich.filter_postfix || '';
return clipboard_prefix + selection + clipboard_postfix;
};
})( window );
/**
*
* Minimal length required to perform text enrichment.
* If the minimum length is not reached, function will return FALSE
* which results in cancelation of all changes made and return the
* originally selected text.
*
*/
(function( window ) {
window.filter_minlength = function( selection ) {
// load filter configuration
var copyenrich = window.copyenrich || {};
var minlength = copyenrich.filter_minlength || 20;
if ( selection.length < minlength ) {
// Boolean FALSE means that no changes will be done at all.
return false;
};
return selection;
};
})( window );
/**
*
* User defined filters. They can be loaded from external file.
*
*/
(function( window ) {
window.filter_source_url = function( selection ) {
// load filter configuration
var copyenrich = window.copyenrich || {};
var postfix = copyenrich.filter_source_url || '';
return selection + postfix + location.href;
};
})( window );
/**
*
* Tracks the copied text with Google Analytics.
*
*/
(function( window ) {
window._gaq = window._gaq || [];
window.filter_analytics = function( selection ) {
// load filter configuration
var copyenrich = window.copyenrich || {};
var track_name = copyenrich.filter_analytics_name;
var track_value = copyenrich.filter_analytics_value;
window._gaq.push(['_trackEvent', track_name, track_value, selection]);
// return selection without modification
return selection;
};
})( window );
/**
*
* Inserts an Ad to the selection if certain words have been selected.
* Context based Ad insetion.
*
*/
(function( window ) {
window.filter_wordmatch_ad = function( selection ) {
// load filter configuration
var copyenrich = window.copyenrich || {};
// if these words are inside the selection, AdText will be inserted
var signal_words = copyenrich.filter_wordmatch_ad_signal_words || [ ];
var ad_text = copyenrich.filter_wordmatch_ad || '';
// try to match words inside selected text
var word = '';
var word_match = false;
var split = selection.split( ' ' );
for( var w = 0; w < split.length; w++ ) {
word = split[w].trim( ).replace( /[\.,\-;:\n\r]+/gi, '' );
for( var sw = 0; sw < signal_words.length; sw++ ) {
if ( signal_words[sw] == word ) {
word_match = true;
}
}
if ( word_match === true ) {
return selection + ad_text;
}
}
return selection;
};
})( window );
/**
*
* Enables script if at least one keyword is inside the selected text.
*
*/
(function( window ) {
window.filter_wordmatch_enabled = function( selection ) {
// load filter configuration
var copyenrich = window.copyenrich || {};
// if these words are inside the selection, script will be enabled
var signal_words = copyenrich.filter_wordmatch_enabled_signal_words || [ ];
// try to match words inside selected text
var word = '';
var word_match = false;
var split = selection.split( ' ' );
for( var w = 0; w < split.length; w++ ) {
word = split[w].trim( ).replace( /[\.,\-;:\n\r]+/gi, '' );
for( var sw = 0; sw < signal_words.length; sw++ ) {
if ( signal_words[sw] == word ) {
word_match = true;
}
}
}
// if signal words not found, disable all changes made by the script
if ( word_match !== true ) {
// Boolean FALSE means that no changes will be done at all.
return false;
}
return selection;
};
})( window );<script src="copyenrich.js"></script>
<script src="copyenrich-filter.js"></script>
<script>
var copyenrich = {
filter_prefix : 'Copy from performics.de:\n\n'
,filter_postfix : '\n\nFollow us on Twitter: @performics'
,filter_minlength: 40
,filter_source_url: '\n\nFound on:'
,filter_analytics_name: "Copy on page"
,filter_analytics_value: "Content"
,filter_wordmatch_ad_signal_words: [ 'Bus', 'Reisebus', 'Fernreise', 'Bahnticket' ]
,filter_wordmatch_ad: '\n\n' +
'****************************************************\n' +
'* Günstig und entspannt von A nach B mit TURBOBUS! *\n' +
'* Sonderangebot hier und jetzt: http://turbobus.de *\n' +
'****************************************************\n'
,filter_wordmatch_enabled_signal_words: [ 'Bus', 'Reisebus', 'Fernreise', 'Bahnticket' ]
};
// initialize
var copyenrichFilters = copyenrichFilters || [];
copyenrichFilters.push([ filter_minlength ]);
copyenrichFilters.push([ filter_wordmatch_enabled ]);
copyenrichFilters.push([ filter_wordmatch_ad ]);
copyenrichFilters.push([ filter_analytics ]);
copyenrichFilters.push([ filter_source_url ]);
copyenrichFilters.push([ filter_prefix_postfix ]);
</script>
/**
// Copyright (c) 2014 AKM3 GmbH
// Copyright (c) 2016 Performics.de
// http://www.performics.de
// @Author Erich Kachel
// @Version v1.4
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
*/
(function( d, w ) {
// Version
w.version = '1.4';
// preparing filter array where filter calbacks are stored
w.copyenrichFilters = w.copyenrichFilters || [];
// register "copy" event
if ( w.addEventListener ) {
d.body.addEventListener( "copy", intercept_clipboard, true );
}
/**
* Creates helper element, copies selected and modified text inthere
* and creates new selection with the new text.
*/
function intercept_clipboard( ) {
var clipboard_text = get_selection( );
var modified_clipboard_text = clipboard_text;
// Running filters on selection. Here all changes of the selected text are done.
// To stop filtering and restore original selection, any filter
// may return (boolean) FALSE.
if ( w.copyenrichFilters.length > 0 ) {
// running filters
for( var f = 0; f < w.copyenrichFilters.length; f++ ) {
try {
modified_clipboard_text = w.copyenrichFilters[f][0]( modified_clipboard_text );
console.log( 'Copyenrich executing filter: ' + f );
// breaking condition: returning (bool) FALSE means that no changes should be done at all
if ( modified_clipboard_text === false ) {
// Remove helper element
w.setTimeout( hide_clipboard_interceptor, 200 );
console.log( 'Copyenrich: filter triggered reset. No changes done.' );
// terminate here, undo all changes. filter told us to do so.
return;
}
} catch ( err ) {
console.log( '! Copyenrich filter caused an error. Current filter was: ' + w.copyenrichFilters[f][0] );
}
}
}
// Creates helper element outside the view
var top = ( w.pageYOffset || d.scrollTop );
var div = d.createElement( 'span' );
div.id = 'clipboard_interceptor';
div.style.position = 'absolute';
div.style.top = ( typeof top == 'undefined' ? 0 : top ) + 'px';
div.style.left = '-300px';
div.style.overflow = 'hidden';
div.style.width = '100px';
div.style.height = '100px';
d.body.appendChild( div );
// Modifies clipboard text and preselects it to be copied
if ( navigator.userAgent.indexOf( 'Firefox' ) > 0 ) {
div.innerHTML = modified_clipboard_text.replace( /\n/g, '<br>' );
} else {
// Creates textarea to store clipboard text
var textarea = d.createElement( 'textarea' );
div.appendChild( textarea );
textarea.innerHTML = modified_clipboard_text;
}
// Selects modified hidden text to be copied instead of original selection
if ( navigator.userAgent.indexOf( 'Firefox' ) > 0 ) {
var sel = w.getSelection( );
if( sel.rangeCount > 0 ) sel.removeAllRanges( );
var range = d.createRange( );
range.selectNode( div );
sel.addRange( range );
} else {
textarea.select( );
}
console.log( 'Copyenrich: done.' );
// Remove helper element
w.setTimeout( hide_clipboard_interceptor, 200 );
}
/**
* Gets selected Text
*/
function get_selection( ) {
var sel = w.getSelection( );
var selected_text = sel.toString( );
return selected_text;
}
/**
* Removes helper element
*/
function hide_clipboard_interceptor() {
var c = d.getElementById( 'clipboard_interceptor' );
c && c.parentNode.removeChild( c );
}
})( document, window );