MediaWiki:Wikia.js

@import "/index.php?title=MediaWiki:Common.css&action=raw&ctype=text/css&smaxage=86400";

/*==================================================* $Id: filterlist.js,v 1.3 2003/10/08 17:13:49 pat Exp $ Copyright 2003 Patrick Fitzgerald http://www.barelyfitz.com/webdesign/articles/filterlist/

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307  USA *==================================================*/

function filterlist(selectobj) {

//================================================== // PARAMETERS //==================================================

// HTML SELECT object // For example, set this to document.myform.myselect this.selectobj = selectobj;

// Flags for regexp matching. // "i" = ignore case; "" = do not ignore case // You can use the set_ignore_case method to set this this.flags = 'i';

// Which parts of the select list do you want to match? this.match_text = true; this.match_value = false;

// You can set the hook variable to a function that // is called whenever the select list is filtered. // For example: // myfilterlist.hook = function { }

// Flag for debug alerts // Set to true if you are having problems. this.show_debug = false;

//================================================== // METHODS //==================================================

//-- this.init = function { // This method initilizes the object. // This method is called automatically when you create the object. // You should call this again if you alter the selectobj parameter.

if (!this.selectobj) return this.debug('selectobj not defined'); if (!this.selectobj.options) return this.debug('selectobj.options not defined');

// Make a copy of the select list options array this.optionscopy = new Array; if (this.selectobj && this.selectobj.options) { for (var i=0; i < this.selectobj.options.length; i++) {

// Create a new Option this.optionscopy[i] = new Option;

// Set the text for the Option this.optionscopy[i].text = selectobj.options[i].text;

// Set the value for the Option. // If the value wasn't set in the original select list, // then use the text. if (selectobj.options[i].value) { this.optionscopy[i].value = selectobj.options[i].value; } else { this.optionscopy[i].value = selectobj.options[i].text; }

}   }  }

//-- this.reset = function { // This method resets the select list to the original state. // It also unselects all of the options.

this.set(''); }

//-- this.set = function(pattern) { // This method removes all of the options from the select list, // then adds only the options that match the pattern regexp. // It also unselects all of the options.

var loop=0, index=0, regexp, e;

if (!this.selectobj) return this.debug('selectobj not defined'); if (!this.selectobj.options) return this.debug('selectobj.options not defined');

// Clear the select list so nothing is displayed this.selectobj.options.length = 0;

// Set up the regular expression. // If there is an error in the regexp, // then return without selecting any items. try {

// Initialize the regexp regexp = new RegExp(pattern, this.flags);

} catch(e) {

// There was an error creating the regexp.

// If the user specified a function hook, // call it now, then return if (typeof this.hook == 'function') { this.hook; }

return; }

// Loop through the entire select list and // add the matching items to the select list for (loop=0; loop < this.optionscopy.length; loop++) {

// This is the option that we're currently testing var option = this.optionscopy[loop];

// Check if we have a match if ((this.match_text && regexp.test(option.text)) ||         (this.match_value && regexp.test(option.value))) {

// We have a match, so add this option to the select list // and increment the index

this.selectobj.options[index++] = new Option(option.text, option.value, false);

}   }

// If the user specified a function hook, // call it now if (typeof this.hook == 'function') { this.hook; }

}

//-- this.set_ignore_case = function(value) { // This method sets the regexp flags. // If value is true, sets the flags to "i". // If value is false, sets the flags to "".

if (value) { this.flags = 'i'; } else { this.flags = ''; } }

//-- this.debug = function(msg) { if (this.show_debug) { alert('FilterList: ' + msg); } }

//================================================== // Initialize the object //================================================== this.init;

}

/*==================================================* $Id: slideshow.js,v 1.16 2003/10/14 12:39:00 pat Exp $ Copyright 2000-2003 Patrick Fitzgerald http://slideshow.barelyfitz.com/

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307  USA *==================================================*/

// There are two objects defined in this file: // "slide" - contains all the information for a single slide // "slideshow" - consists of multiple slide objects and runs the slideshow

//================================================== // slide object //================================================== function slide(src,link,text,target,attr) { // This is the constructor function for the slide object. // It is called automatically when you create a new slide object. // For example: // s = new slide;

// Image URL this.src = src;

// Link URL this.link = link;

// Text to display this.text = text;

// Name of the target window ("_blank") this.target = target;

// Custom duration for the slide, in milliseconds. // This is an optional parameter. // this.timeout = 3000

// Attributes for the target window: // width=n,height=n,resizable=yes or no,scrollbars=yes or no, // toolbar=yes or no,location=yes or no,directories=yes or no, // status=yes or no,menubar=yes or no,copyhistory=yes or no // Example: "width=200,height=300" this.attr = attr;

// Create an image object for the slide if (document.images) { this.image = new Image; }

// Flag to tell when load has already been called this.loaded = false;

//-- this.load = function { // This method loads the image for the slide

if (!document.images) { return; }

if (!this.loaded) { this.image.src = this.src; this.loaded = true; } }

//-- this.hotlink = function { // This method jumps to the slide's link. // If a window was specified for the slide, then it opens a new window.

var mywindow;

// If this slide does not have a link, do nothing if (!this.link) return;

// Open the link in a separate window? if (this.target) {

// If window attributes are specified, // use them to open the new window if (this.attr) { mywindow = window.open(this.link, this.target, this.attr); } else { // If window attributes are not specified, do not use them // (this will copy the attributes from the originating window) mywindow = window.open(this.link, this.target); }

// Pop the window to the front if (mywindow && mywindow.focus) mywindow.focus;

} else { // Open the link in the current window location.href = this.link; } } }

//================================================== // slideshow object //================================================== function slideshow( slideshowname ) { // This is the constructor function for the slideshow object. // It is called automatically when you create a new object. // For example: // ss = new slideshow("ss");

// Name of this object // (required if you want your slideshow to auto-play) // For example, "SLIDES1" this.name = slideshowname;

// When we reach the last slide, should we loop around to start the // slideshow again? this.repeat = true;

// Number of images to pre-fetch. // -1 = preload all images. // 0 = load each image is it is used. // n = pre-fetch n images ahead of the current image. // I recommend preloading all images unless you have large // images, or a large amount of images. this.prefetch = -1;

// IMAGE element on your HTML page. // For example, document.images.SLIDES1IMG this.image;

// ID of a DIV element on your HTML page that will contain the text. // For example, "slides2text" // Note: after you set this variable, you should call // the update method to update the slideshow display. this.textid;

// TEXTAREA element on your HTML page. // For example, document.SLIDES1FORM.SLIDES1TEXT // This is a depracated method for displaying the text, // but you might want to supply it for older browsers. this.textarea;

// Milliseconds to pause between slides. // Individual slides can override this. this.timeout = 3000;

// Hook functions to be called before and after updating the slide // this.pre_update_hook = function { } // this.post_update_hook = function { }

// These are private variables this.slides = new Array; this.current = 0; this.timeoutid = 0;

//-- // Public methods //-- this.add_slide = function(slide) { // Add a slide to the slideshow. // For example: // SLIDES1.add_slide(new slide("s1.jpg", "link.html")) var i = this.slides.length; // Prefetch the slide image if necessary if (this.prefetch == -1) { slide.load; }

this.slides[i] = slide; }

//-- this.play = function(timeout) { // This method implements the automatically running slideshow. // If you specify the "timeout" argument, then a new default // timeout will be set for the slideshow. // Make sure we're not already playing this.pause; // If the timeout argument was specified (optional) // then make it the new default if (timeout) { this.timeout = timeout; }   // If the current slide has a custom timeout, use it; // otherwise use the default timeout if (typeof this.slides[ this.current ].timeout != 'undefined') { timeout = this.slides[ this.current ].timeout; } else { timeout = this.timeout; }

// After the timeout, call this.loop this.timeoutid = setTimeout( this.name + ".loop", timeout); }

//-- this.pause = function { // This method stops the slideshow if it is automatically running. if (this.timeoutid != 0) {

clearTimeout(this.timeoutid); this.timeoutid = 0;

} }

//-- this.update = function { // This method updates the slideshow image on the page

// Make sure the slideshow has been initialized correctly if (! this.valid_image) { return; } // Call the pre-update hook function if one was specified if (typeof this.pre_update_hook == 'function') { this.pre_update_hook; }

// Convenience variable for the current slide var slide = this.slides[ this.current ];

// Determine if the browser supports filters var dofilter = false; if (this.image &&       typeof this.image.filters != 'undefined' &&        typeof this.image.filters[0] != 'undefined') {

dofilter = true;

}

// Load the slide image if necessary slide.load; // Apply the filters for the image transition if (dofilter) {

// If the user has specified a custom filter for this slide, // then set it now if (slide.filter &&         this.image.style &&          this.image.style.filter) {

this.image.style.filter = slide.filter;

}     this.image.filters[0].Apply; }

// Update the image. this.image.src = slide.image.src;

// Play the image transition filters if (dofilter) { this.image.filters[0].Play; }

// Update the text this.display_text;

// Call the post-update hook function if one was specified if (typeof this.post_update_hook == 'function') { this.post_update_hook; }

// Do we need to pre-fetch images? if (this.prefetch > 0) {

var next, prev, count;

// Pre-fetch the next slide image(s) next = this.current; prev = this.current; count = 0; do {

// Get the next and previous slide number // Loop past the ends of the slideshow if necessary if (++next >= this.slides.length) next = 0; if (--prev < 0) prev = this.slides.length - 1;

// Preload the slide image this.slides[next].load; this.slides[prev].load;

// Keep going until we have fetched // the designated number of slides

} while (++count < this.prefetch); } }

//-- this.goto_slide = function(n) { // This method jumpts to the slide number you specify. // If you use slide number -1, then it jumps to the last slide. // You can use this to make links that go to a specific slide, // or to go to the beginning or end of the slideshow. // Examples: // onClick="myslides.goto_slide(0)" // onClick="myslides.goto_slide(-1)" // onClick="myslides.goto_slide(5)" if (n == -1) { n = this.slides.length - 1; }   if (n < this.slides.length && n >= 0) { this.current = n;   } this.update; }

//-- this.goto_random_slide = function(include_current) { // Picks a random slide (other than the current slide) and // displays it. // If the include_current parameter is true, // then // See also: shuffle

var i;

// Make sure there is more than one slide if (this.slides.length > 1) {

// Generate a random slide number, // but make sure it is not the current slide do { i = Math.floor(Math.random*this.slides.length); } while (i == this.current); // Display the slide this.goto_slide(i); } }

//-- this.next = function { // This method advances to the next slide.

// Increment the image number if (this.current < this.slides.length - 1) { this.current++; } else if (this.repeat) { this.current = 0; }

this.update; }

//-- this.previous = function { // This method goes to the previous slide. // Decrement the image number if (this.current > 0) { this.current--; } else if (this.repeat) { this.current = this.slides.length - 1; }   this.update; }

//-- this.shuffle = function { // This method randomly shuffles the order of the slides.

var i, i2, slides_copy, slides_randomized;

// Create a copy of the array containing the slides // in sequential order slides_copy = new Array; for (i = 0; i < this.slides.length; i++) { slides_copy[i] = this.slides[i]; }

// Create a new array to contain the slides in random order slides_randomized = new Array;

// To populate the new array of slides in random order, // loop through the existing slides, picking a random // slide, removing it from the ordered list and adding it to   // the random list.

do {

// Pick a random slide from those that remain i = Math.floor(Math.random*slides_copy.length);

// Add the slide to the end of the randomized array slides_randomized[ slides_randomized.length ] = slides_copy[i];

// Remove the slide from the sequential array, // so it cannot be chosen again for (i2 = i + 1; i2 < slides_copy.length; i2++) { slides_copy[i2 - 1] = slides_copy[i2]; }     slides_copy.length--;

// Keep going until we have removed all the slides

} while (slides_copy.length);

// Now set the slides to the randomized array this.slides = slides_randomized; }

//-- this.get_text = function { // This method returns the text of the current slide return(this.slides[ this.current ].text); }

//-- this.get_all_text = function(before_slide, after_slide) { // Return the text for all of the slides. // For the text of each slide, add "before_slide" in front of the // text, and "after_slide" after the text. // For example: // document.write(""); // document.write(s.get_all_text("","\n")); // document.write("<\/ul>"); all_text = ""; // Loop through all the slides in the slideshow for (i=0; i < this.slides.length; i++) { slide = this.slides[i]; if (slide.text) { all_text += before_slide + slide.text + after_slide; }   }    return(all_text); }

//-- this.display_text = function(text) { // Display the text for the current slide // If the "text" arg was not supplied (usually it isn't), // get the text from the slideshow if (!text) { text = this.slides[ this.current ].text; }   // If a textarea has been specified, // then change the text displayed in it   if (this.textarea && typeof this.textarea.value != 'undefined') { this.textarea.value = text; }

// If a text id has been specified, // then change the contents of the HTML element if (this.textid) {

r = this.getElementById(this.textid); if (!r) { return false; } if (typeof r.innerHTML == 'undefined') { return false; }

// Update the text r.innerHTML = text; } }

//-- this.hotlink = function { // This method calls the hotlink method for the current slide. this.slides[ this.current ].hotlink; }

//-- this.save_position = function(cookiename) { // Saves the position of the slideshow in a cookie, // so when you return to this page, the position in the slideshow // won't be lost. if (!cookiename) { cookiename = this.name + '_slideshow'; }   document.cookie = cookiename + '=' + this.current; }

//-- this.restore_position = function(cookiename) { // If you previously called slideshow_save_position, // returns the slideshow to the previous state. //Get cookie code by Shelley Powers if (!cookiename) { cookiename = this.name + '_slideshow'; }   var search = cookiename + "="; if (document.cookie.length > 0) { offset = document.cookie.indexOf(search); // if cookie exists if (offset != -1) { offset += search.length; // set index of beginning of value end = document.cookie.indexOf(";", offset); // set index of end of cookie value if (end == -1) end = document.cookie.length; this.current = parseInt(unescape(document.cookie.substring(offset, end))); }    }  }

//-- this.noscript = function { // This method is not for use as part of your slideshow, // but you can call it to get a plain HTML version of the slideshow // images and text. // You should copy the HTML and put it within a NOSCRIPT element, to   // give non-javascript browsers access to your slideshow information. // This also ensures that your slideshow text and images are indexed // by search engines. $html = "\n"; // Loop through all the slides in the slideshow for (i=0; i < this.slides.length; i++) { slide = this.slides[i]; $html += ''; if (slide.link) { $html += ''; }     $html += ''; if (slide.link) { $html += "<\/a>"; }     if (slide.text) { $html += "\n" + slide.text; }     $html += "<\/P>" + "\n\n"; }   // Make the HTML browser-safe $html = $html.replace(/\&/g, "&amp;" ); $html = $html.replace(//g, "&gt;" ); return(' ' + $html + ' '); }

//================================================== // Private methods //==================================================

//-- this.loop = function { // This method is for internal use only. // This method gets called automatically by a JavaScript timeout. // It advances to the next slide, then sets the next timeout. // If the next slide image has not completed loading yet, // then do not advance to the next slide yet.

// Make sure the next slide image has finished loading if (this.current < this.slides.length - 1) { next_slide = this.slides[this.current + 1]; if (next_slide.image.complete == null || next_slide.image.complete) { this.next; }   } else { // we're at the last slide this.next; }   // Keep playing the slideshow this.play; }

//-- this.valid_image = function { // Returns 1 if a valid image has been set for the slideshow if (!this.image) {     return false; }   else { return true; } }

//-- this.getElementById = function(element_id) { // This method returns the element corresponding to the id

if (document.getElementById) { return document.getElementById(element_id); }   else if (document.all) { return document.all[element_id]; }   else if (document.layers) { return document.layers[element_id]; } else { return undefined; } }

//================================================== // Deprecated methods // I don't recommend the use of the following methods, // but they are included for backward compatibility. // You can delete them if you don't need them. //==================================================

//-- this.set_image = function(imageobject) { // This method is deprecated; you should use // the following code instead: // s.image = document.images.myimagename; // s.update;

if (!document.images) return; this.image = imageobject; }

//-- this.set_textarea = function(textareaobject) { // This method is deprecated; you should use // the following code instead: // s.textarea = document.form.textareaname; // s.update;

this.textarea = textareaobject; this.display_text; }

//-- this.set_textid = function(textidstr) { // This method is deprecated; you should use // the following code instead: // s.textid = "mytextid"; // s.update;

this.textid = textidstr; this.display_text; } }