// this file contains all the scripts used in the link edit page



function new_tag_remove_tag() {
	var id = jQuery(this).attr('id');
	var num = id.substr(10);
	var current_tags = jQuery('#tags-input').val().split(',');
	delete current_tags[num];
	var new_tags = [];
	jQuery.each(current_tags, function(key, val) {
		if (val && !val.match(/^\s+$/) && '' != val) {
			new_tags = new_tags.concat(val);
		}
	});
	jQuery('#tags-input').val(
			new_tags.join(',').replace(/\s*,+\s*/, ',').replace(/,+/, ',')
					.replace(/,+\s+,+/, ',').replace(/,+\s*$/, '').replace(
							/^\s*,+/, ''));
	tag_update_quickclicks();
	jQuery('#newtag').focus();
	return false;
}

function tag_update_quickclicks() {
	if (jQuery('#tags-input').length == 0)
		return;
	var current_tags = jQuery('#tags-input').val().split(',');
	jQuery('#tagchecklist').empty();
	shown = false;
	// jQuery.merge( current_tags, current_tags ); // this doesn't work anymore,
	// need something to array_unique
	jQuery.each(current_tags, function(key, val) {
		val = val.replace(/^\s+/, '').replace(/\s+$/, ''); // trim
			if (!val.match(/^\s+$/) && '' != val) {
				txt = '<span><a id="tag-check-' + key
						+ '" class="ntdelbutton">X</a>&nbsp;' + val
						+ '</span> ';
				jQuery('#tagchecklist').append(txt);
				jQuery('#tag-check-' + key).click(new_tag_remove_tag);
				shown = true;
			}
		});
	if (shown)
		jQuery('#tagchecklist').prepend(
				'<strong>' + linkL10n.tagsUsed + '</strong><br />');
}

function tag_flush_to_text(e, a) {
	a = a || false;
	var text = a ? jQuery(a).text() : jQuery('#newtag').val();
	var newtags = jQuery('#tags-input').val();

	var t = text.replace(/\s*([^,]+).*/, '$1,');
	newtags += ','

	if (newtags.indexOf(t) != -1)
		return false;

	newtags += text;

	// massage
	newtags = newtags.replace(/\s+,+\s*/g, ',').replace(/,+/g, ',').replace(
			/,+\s+,+/g, ',').replace(/,+\s*$/g, '').replace(/^\s*,+/g, '');
	jQuery('#tags-input').val(newtags);
	tag_update_quickclicks();
	if (!a) {
		jQuery('#newtag').val('');
		jQuery('#newtag').focus();
	}
	return false;
}

function tag_save_on_publish() {
	if (jQuery('#newtag').val() != linkL10n.addTag)
		tag_flush_to_text();
}

function tag_press_key(e) {
	if (13 == e.keyCode) {
		tag_flush_to_text();
		return false;
	}
};

function wordCount(txt) {
	var tc = 0;
	txt = txt.replace( /<.[^<>]*?>/g, ' ' ).replace( /&nbsp;/gi, ' ' );
	txt = txt.replace( /[0-9.(),;:!?%#$¿'"_+=\\/-]*/g, '');
	txt.replace( /\S\s+/g, function(){tc++;} );
	return tc;
}


jQuery(document).ready( function(e) {

	// add owner on the fly
	jQuery('#owner_add_toggle').click(function() { jQuery('#owner_add').toggle();	return false; });
	jQuery('#owner_add_email').one('focus',function() { jQuery('#owner_add_email').val('');});
	jQuery('#owner_add_submit').click(function(e) {
		var owner_add_email = jQuery('#owner_add_email').val();
		if(!owner_add_email.length) return false;
		jQuery.ajax({
			type: 'POST',
			url: linkL10n.ajax_submit,
			data: {
				action : 'instant_create_owner',
				_ajax_nonce : jQuery('#owner_add_nonce').val(),
				email : owner_add_email,
				link_id : jQuery('#link_id').val()
			},
			success: function(response) {
				jQuery('#linkownerdiv .inside').html(response);
				},
			error: function(response) {
				if(response && response.responseText) jQuery('#owner_add_response').html(response.responseText); 
			}
		});
		return false;
	});
	
	
	jQuery('#tagcloud-link').click(function() {
		jQuery.ajax({
			type: 'POST',
			url: 'admin-ajax.php',
			data: {
				action : 'get-linktagcloud',
			},
			dataType: 'json',
			success: function(response) {
				if(response.ok) {
					html = '<p id="the-tagcloud">' + response.data + '</p>';
					jQuery('#tagcloud-link').after(html);
					jQuery('#the-tagcloud a').click( function() {
						tag_flush_to_text(0, this);
						return false;
					});	
				}
				},
			error: function(reponse) {
					if(response.responseText) jQuery('#tagcloud-link').after('<p id="the-tagcloud">' + response.data + '</p>');
			}
		});
		return false;
	});
	
	function doSuccess(element) {
		jQuery('#' + element + '_response').html('');
		jQuery('#' + element + '_response').addClass('success');
		jQuery('#' + element + '_response').append('<img src="' + linkL10n.admin_images + '/yes.png" />');
		jQuery('#' + element + '_response').show();
	}
	function doError(element) {
		jQuery('#' + element + '_response').html('');
		jQuery('#' + element + '_response').addClass('error');
		jQuery('#' + element + '_response').append('<img src="' + linkL10n.admin_images + '/no.png" />');
		jQuery('#' + element + '_response').show();
	}
	function doLoading(element) {
		jQuery('#' + element + '_response').html('');
		jQuery('#' + element + '_response').removeClass('success');
		jQuery('#' + element + '_response').removeClass('error');
		jQuery('#' + element + '_response').append('<img src="' + linkL10n.admin_images + '/loading.gif" />');
		jQuery('#' + element + '_response').show();
	}
	
	// close postboxes that should be closed
	jQuery('.if-js-closed').removeClass('if-js-closed').addClass(
			'closed');

	jQuery('#link_name').focus();
	// postboxes
	postboxes.add_postbox_toggles('link');

	// Ajax Cat
	var newCat = jQuery('#newcat').one('focus', function() {
		jQuery(this).val('').removeClass('form-input-tip')
	});
	jQuery('#category-add-submit').click( function() {
		newCat.focus();
	});
	
	var noSyncChecks = false; // prophylactic. necessary?
	var syncChecks = function() {
		if (noSyncChecks)
			return;
		noSyncChecks = true;
		var th = jQuery(this);
		var c = th.is(':checked');
		var id = th.val().toString();
		jQuery('#in-category-' + id + ', #in-popular-category-'+ id).attr('checked', c);
		noSyncChecks = false;
	};

	var catAddAfter = function(r, s) {
		jQuery(s.what + ' response_data', r).each(
				function() {
					var t = jQuery(jQuery(this).text());
					t.find('label').each(
							function() {
								var th = jQuery(this);
								var val = th.find('input').val();
								var id = th.find('input')[0].id
								jQuery('#' + id).change(syncChecks);
								var name = jQuery.trim(th.text());
								var o = jQuery('<option value="' + parseInt( val, 10) + '"></option>').text(name);
								});
				});
	};
	jQuery('#categorychecklist').wpList( {
		alt : '',
		what : 'zelist-link-category',
		response : 'category-ajax-response',
		addAfter : catAddAfter
	});

	jQuery('a[href="#categories-all"]').click( function() {
		deleteUserSetting('cats');
	});
	jQuery('a[href="#categories-pop"]').click( function() {
		setUserSetting('cats', 'pop');
	});
	if ('pop' == getUserSetting('cats'))
		jQuery('a[href="#categories-pop"]').click();

	// category tabs
	var categoryTabs = jQuery('#category-tabs').tabs();
	jQuery('#category-add-toggle').click(
			function() {
				jQuery(this).parents('div:first').toggleClass('wp-hidden-children');
				//categoryTabs.tabsClick(1);
				return false;
			});
	jQuery('.categorychecklist :checkbox').change(syncChecks).filter(':checked').change();

	// status inline edit
	function updateText() {
		jQuery('#link-status-display').html(jQuery('#link_status :selected').text());
		/*
		 * 
		 * if (jQuery('#hidden_link_status').val() == 'draft') { if
		 * (jQuery('#link_status option[value=publish]').length != 0) {
		 * jQuery('#link_status option[value=publish]').remove();
		 * jQuery('#link_status').val(jQuery('#hidden_link_status').val()); } }
		 * else { jQuery('#link_status
		 * option[value=publish]').html(linkL10n.published); }
		 * jQuery('.edit-link-status').show();
		 * 
		 * if (jQuery('#link_status :selected').val() == 'private' ||
		 * jQuery('#link_status :selected').val() == 'publish') {
		 * jQuery('#save-link-status').hide(); } else {
		 * jQuery('#save-link-status').show(); if (jQuery('#link_status
		 * :selected').val() == 'pending') {
		 * jQuery('#save-link-status').show().val(linkL10n.savePending); } else {
		 * jQuery('#save-link-status').show().val(linkL10n.saveDraft); } }
		 */
	}

	jQuery('.edit-link-status').click( function() {
		if (jQuery('#link-status-select').is(":hidden")) {
			jQuery('#link-status-select').slideDown("normal");
			jQuery(this).hide();
		}
		return false;
	});
	jQuery('.save-link-status').click( function() {
		jQuery('#link-status-select').slideUp("normal");
		jQuery('.edit-link-status').show();
		updateText();
		return false;
	});
	jQuery('.cancel-link-status').click( function() {
		jQuery('#link-status-select').slideUp("normal");
		jQuery('#link_status').val(jQuery('#hidden_link_status').val());
		jQuery('.edit-link-status').show();
		updateText();
		return false;
	});
	
	// show/hide ban reasons
	jQuery('#link-banreason').hide();
	jQuery('select[name="link_status"]').change(function(e) {
		var status = jQuery(this).val();
		if(status == 'deny') jQuery('#link-banreason').show();
		else jQuery('#link-banreason').hide();
	});


	// tags
	jQuery('#tags-input').hide();
	tag_update_quickclicks();
	// add the quickadd form
	jQuery('#jaxtag')
			.prepend(
					'<span id="ajaxtag"><input type="text" name="newtag" id="newtag" class="form-input-tip" size="16" autocomplete="off" value="'
							+ linkL10n.addTag
							+ '" /><input type="button" class="button" id="tagadd" value="'
							+ linkL10n.add
							+ '" tabindex="3" /><input type="hidden"/><input type="hidden"/><span class="howto">'
							+ linkL10n.separate + '</span></span>');
	jQuery('#tagadd').click(tag_flush_to_text);
	jQuery('#newtag').focus( function() {
		if (this.value == linkL10n.addTag)
			jQuery(this).val('').removeClass('form-input-tip');
	});
	jQuery('#newtag').blur(
			function() {
				if (this.value == '')
					jQuery(this).val(linkL10n.addTag).addClass(
							'form-input-tip');
			});

	// auto-save tags on link save/publish
	jQuery('#publish').click(tag_save_on_publish);
	jQuery('#save-link').click(tag_save_on_publish);

	jQuery('#newtag').suggest(
			'admin-ajax.php?action=ajax-link-tag-search', {
				delay : 500,
				minchars : 2,
				multiple : true,
				multipleSep : ", "
			});
	jQuery('#newtag').keypress(tag_press_key);

	
	// image upload
	jQuery('#link_image_iframe').hide();
	jQuery('#add_link_image').click(function(e) {
		jQuery('#link_image_iframe').toggle();
		return false;
	});
	
	jQuery('.response').hide();

	jQuery("#link_url").focus( function(e) {
		jQuery('#link_url_response').hide();
	});
	jQuery("#link_name").focus( function(e) {
		jQuery('#link_name_response').hide();
	});
	jQuery("#link_rss").focus( function(e) {
		jQuery('#link_rss_response').hide();
	});
	// URL checking

	jQuery(".check_url").blur( function(e) {
		//if(jQuery('#editlink').length) return false; // no check on edit page
		var skip_existing = false;
		if(jQuery('#editlink').length) skip_existing = true;
		
		var input_id = jQuery(this).attr('id');
		var input = jQuery(this);
		if(!input.val().length) return false;
		
		var nonce = jQuery('#check_url').val();
		
		var type = 'url';
		if(jQuery(this).hasClass('rss')) type = 'rss';
		
		doLoading(input_id);
		jQuery('#'+ input_id + '_response').show();
		jQuery(input).attr('disabled', 'disabled');
		 
		jQuery.ajax({
			type: 'POST',
			url: linkL10n.ajax_submit,
			data: {
				action : 'check_url',
				_ajax_nonce : nonce,
				url : input.val(),
				type : type,
				skip_existing : skip_existing
				
			},
			dataType: 'json',
			success: function(response) {
				if (response.ok) doSuccess(input_id);
				else doError(input_id);
				
				if(response.url) input.val(response.url);
				if(response.data) jQuery('#' + input_id + '_response').html(response.data);
				},
			error: function(response) {
				if(response && response.responseText) jQuery('#' + input_id + '_response').html(response.responseText); 
			}
		});
		jQuery(input).attr('disabled', '');
	});
	
	// pre submit check
	var form_id = 'addlink'; 
	if(jQuery('#editlink')) form_id = 'editlink'; 
	jQuery('#' + form_id).submit(function() {
		if(jQuery('#force_submit').attr('checked')) {
			return true;
		}
		if(jQuery('#link_status').val() != 'publish') { 
			// only check when publishing
			return true;
		}
		
		jQuery('#publish_response').html('');
		var form_ok = true;
		var error_string = '';
		jQuery('.response').hide();

		if(!jQuery('#link_url').val()) {
			form_ok = false;
			doError('link_url');
			jQuery('#link_url_response').html(linkL10n.pre_submit_no_url);
		}
		if(!jQuery('#link_name').val()) {
			form_ok = false;
			doError('link_name');
			jQuery('#link_name_response').html(linkL10n.pre_submit_no_name);
		}
		
		if(!jQuery('[name="link_category[]"]').val())  {
				form_ok = false;
				doError('link_category');
				jQuery('#link_category_response').html(linkL10n.pre_submit_no_category);	
		}

		if(jQuery('#content').val()) {
			tc = wordCount(jQuery('#content').val());
			if(linkWordCountL10n && (tc < linkWordCountL10n.min_length || tc > linkWordCountL10n.max_length)) {
				error_string = error_string + '<p class="warning">' + linkL10n.pre_submit_check_description + '</p>';
				form_ok = false;
				doError('content');
			}
		}
		else {
			error_string = error_string + '<p class="warning">' + linkL10n.pre_submit_check_description + '</p>';
			form_ok = false;
			doError('content');
			jQuery('#link_content_response').html(linkL10n.pre_submit_check_description)
		}
		if(!form_ok) {
			//error_string = error_string + '<p class="warning">' + linkL10n.pre_submit_wrong + '</p>';
			error_string += '&nbsp;<input type="checkbox" id="force_submit" />&nbsp;' + linkL10n.force_submit;
			jQuery('#publish_response').html(error_string);
			jQuery('#publish_response').show();
		}
		return form_ok;
	});
});