From: Tara L Andrews <tla@mit.edu>
Date: Wed, 5 Jun 2013 15:31:06 +0000 (+0200)
Subject: re-merge the full and readonly versions of relationship.js
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=30d0ba1eb65182ce262cc2e67a20d70519b0a419;p=scpubgit%2Fstemmaweb.git

re-merge the full and readonly versions of relationship.js
---

diff --git a/root/js/relationship-readonly.js b/root/js/relationship-readonly.js
deleted file mode 100644
index d6cf53d..0000000
--- a/root/js/relationship-readonly.js
+++ /dev/null
@@ -1,623 +0,0 @@
-var MARGIN=30;
-var svg_root = null;
-var svg_root_element = null;
-var start_element_height = 0;
-var reltypes = {};
-var readingdata = {};
-
-function getTextURL( which ) {
-	return basepath + textid + '/' + which;
-}
-
-function getReadingURL( reading_id ) {
-	return basepath + textid + '/reading/' + reading_id;
-}
-
-// Make an XML ID into a valid selector
-function jq(myid) { 
-	return '#' + myid.replace(/(:|\.)/g,'\\$1');
-}
-
-// Actions for opening the reading panel
-function node_dblclick_listener( evt ) {
-  	// Open the reading dialogue for the given node.
-  	// First get the reading info
-  	var reading_id = $(this).attr('id');
-  	var reading_info = readingdata[reading_id];
-  	// and then populate the dialog box with it.
-  	// Set the easy properties first
-  	$('#reading-form').dialog( 'option', 'title', 'Reading information for "' + reading_info['text'] + '"' );
-  	$('#reading_id').val( reading_id );
-  	toggle_checkbox( $('#reading_is_nonsense'), reading_info['is_nonsense'] );
-  	toggle_checkbox( $('#reading_grammar_invalid'), reading_info['grammar_invalid'] );
-  	// Use .text as a backup for .normal_form
-  	var normal_form = reading_info['normal_form'];
-  	if( !normal_form ) {
-  		normal_form = reading_info['text'];
-  	}
-  	var nfboxsize = 10;
-  	if( normal_form.length > 9 ) {
-  		nfboxsize = normal_form.length + 1;
-  	}
-  	$('#reading_normal_form').attr( 'size', nfboxsize )
-  	$('#reading_normal_form').val( normal_form );
-  	// Now do the morphological properties.
-  	morphology_form( reading_info['lexemes'] );
-  	// and then open the dialog.
-  	$('#reading-form').dialog("open");
-}
-
-function toggle_checkbox( box, value ) {
-	if( value == null ) {
-		value = false;
-	}
-	box.attr('checked', value );
-}
-
-function morphology_form ( lexlist ) {
-  	if( lexlist.length ) {
-  		$('#morph_outer').show();
-		$('#morphology').empty();
-		$.each( lexlist, function( idx, lex ) {
-			var morphoptions = [];
-			if( 'wordform_matchlist' in lex ) {
-				$.each( lex['wordform_matchlist'], function( tdx, tag ) {
-					var tagstr = stringify_wordform( tag );
-					morphoptions.push( tagstr );
-				});
-			}
-			var formtag = 'morphology_' + idx;
-			var formstr = '';
-			if( 'form' in lex ) {
-				formstr = stringify_wordform( lex['form'] );
-			} 
-			var form_morph_elements = morph_elements( 
-				formtag, lex['string'], formstr, morphoptions );
-			$.each( form_morph_elements, function( idx, el ) {
-				$('#morphology').append( el );
-			});
-		});
-	} else {
-		$('#morph_outer').hide();
-	}
-}
-
-function stringify_wordform ( tag ) {
-	if( tag ) {
-		var elements = tag.split(' // ');
-		return elements[1] + ' // ' + elements[2];
-	}
-	return ''
-}
-
-function morph_elements ( formtag, formtxt, currform, morphoptions ) {
-	var clicktag = '(Click to select)';
-	if ( !currform ) {
-		currform = clicktag;
-	}
-	var formlabel = $('<label/>').attr( 'id', 'label_' + formtag ).attr( 
-		'for', 'reading_' + formtag ).text( formtxt + ': ' );
-	var forminput = $('<input/>').attr( 'id', 'reading_' + formtag ).attr( 
-		'name', 'reading_' + formtag ).attr( 'size', '50' ).attr(
-		'class', 'reading_morphology' ).val( currform );
-	forminput.autocomplete({ source: morphoptions, minLength: 0	});
-	forminput.focus( function() { 
-		if( $(this).val() == clicktag ) {
-			$(this).val('');
-		}
-		$(this).autocomplete('search', '') 
-	});
-	var morphel = [ formlabel, forminput, $('<br/>') ];
-	return morphel;
-}
-
-function color_inactive ( el ) {
-	var reading_id = $(el).parent().attr('id');
-	var reading_info = readingdata[reading_id];
-	// If the reading info has any non-disambiguated lexemes, color it yellow;
-	// otherwise color it green.
-	$(el).attr( {stroke:'green', fill:'#b3f36d'} );
-	if( reading_info ) {
-		$.each( reading_info['lexemes'], function ( idx, lex ) {
-			if( !lex['is_disambiguated'] || lex['is_disambiguated'] == 0 ) {
-				$(el).attr( {stroke:'orange', fill:'#fee233'} );
-			}
-		});
-	}
-}
-
-function relemmatize () {
-	// Send the reading for a new lemmatization and reopen the form.
-	$('#relemmatize_pending').show();
-	var reading_id = $('#reading_id').val()
-	ncpath = getReadingURL( reading_id );
-	form_values = { 
-		'normal_form': $('#reading_normal_form').val(), 
-		'relemmatize': 1 };
-	var jqjson = $.post( ncpath, form_values, function( data ) {
-		// Update the form with the return
-		if( 'id' in data ) {
-			// We got back a good answer. Stash it
-			readingdata[reading_id] = data;
-			// and regenerate the morphology form.
-			morphology_form( data['lexemes'] );
-		} else {
-			alert("Could not relemmatize as requested: " + data['error']);
-		}
-		$('#relemmatize_pending').hide();
-	});
-}
-
-// Initialize the SVG once it exists
-function svgEnlargementLoaded() {
-	//Give some visual evidence that we are working
-	$('#loading_overlay').show();
-	lo_height = $("#enlargement_container").outerHeight();
-	lo_width = $("#enlargement_container").outerWidth();
-	$("#loading_overlay").height( lo_height );
-	$("#loading_overlay").width( lo_width );
-	$("#loading_overlay").offset( $("#enlargement_container").offset() );
-	$("#loading_message").offset(
-		{ 'top': lo_height / 2 - $("#loading_message").height() / 2,
-		  'left': lo_width / 2 - $("#loading_message").width() / 2 });
-    //Set viewbox widht and height to widht and height of $('#svgenlargement svg').
-    //This is essential to make sure zooming and panning works properly.
-	var rdgpath = getTextURL( 'readings' );
-		$.getJSON( rdgpath, function( data ) {
-  		readingdata = data;
-	    $('#svgenlargement ellipse').each( function( i, el ) { color_inactive( el ) });
-  	});
-    $('#svgenlargement ellipse').parent().dblclick( node_dblclick_listener );
-    var graph_svg = $('#svgenlargement svg');
-    var svg_g = $('#svgenlargement svg g')[0];
-    if (!svg_g) return;
-    svg_root = graph_svg.svg().svg('get').root();
-
-    // Find the real root and ignore any text nodes
-    for (i = 0; i < svg_root.childNodes.length; ++i) {
-        if (svg_root.childNodes[i].nodeName != '#text') {
-		svg_root_element = svg_root.childNodes[i];
-		break;
-	   }
-    }
-
-    svg_root.viewBox.baseVal.width = graph_svg.attr( 'width' );
-    svg_root.viewBox.baseVal.height = graph_svg.attr( 'height' );
-    //Now set scale and translate so svg height is about 150px and vertically centered in viewbox.
-    //This is just to create a nice starting enlargement.
-    var initial_svg_height = 250;
-    var scale = initial_svg_height/graph_svg.attr( 'height' );
-    var additional_translate = (graph_svg.attr( 'height' ) - initial_svg_height)/(2*scale);
-    var transform = svg_g.getAttribute('transform');
-    var translate = parseFloat( transform.match( /translate\([^\)]*\)/ )[0].split('(')[1].split(' ')[1].split(')')[0] );
-    translate += additional_translate;
-    var transform = 'rotate(0) scale(' + scale + ') translate(4 ' + translate + ')';
-    svg_g.setAttribute('transform', transform);
-    //used to calculate min and max zoom level:
-    start_element_height = $('#__START__').children('ellipse')[0].getBBox().height;
-    add_relations( function() { $('#loading_overlay').hide(); });
-}
-
-function add_relations( callback_fn ) {
-	// Add the relationship types to the keymap list
-	$.each( relationship_types, function(index, typedef) {   
-		 li_elm = $('<li class="key">').css( "border-color", 
-		 	relation_manager.relation_colors[index] ).text(typedef.name);
-		 li_elm.append( $('<div>').attr('class', 'key_tip_container').append(
-		 	$('<div>').attr('class', 'key_tip').text(typedef.description) ) );
-		 $('#keymaplist').append( li_elm ); 
-	});
-	// Now fetch the relationships themselves and add them to the graph
-	var rel_types = $.map( relationship_types, function(t) { return t.name });
-	var textrelpath = getTextURL( 'relationships' );
-	$.getJSON( textrelpath, function(data) {
-		$.each(data, function( index, rel_info ) {
-			var type_index = $.inArray(rel_info.type, rel_types);
-			var source_found = get_ellipse( rel_info.source );
-			var target_found = get_ellipse( rel_info.target );
-			if( type_index != -1 && source_found.size() && target_found.size() ) {
-				var relation = relation_manager.create( rel_info.source, rel_info.target, type_index );
-				relation.data( 'type', rel_info.type );
-				relation.data( 'scope', rel_info.scope );
-				relation.data( 'note', rel_info.note );
-			}
-		});
-		callback_fn.call();
-	});
-}
-
-function get_ellipse( node_id ) {
-	return $( jq( node_id ) + ' ellipse');
-}
-
-function get_node_obj( node_id ) {
-    var node_ellipse = get_ellipse( node_id );
-    if( node_ellipse.data( 'node_obj' ) == null ) {
-        node_ellipse.data( 'node_obj', new node_obj(node_ellipse) );
-    };
-    return node_ellipse.data( 'node_obj' );
-}
-
-function node_obj(ellipse) {
-  this.ellipse = ellipse;
-  var self = this;
-  
-  this.x = 0;
-  this.y = 0;
-  this.dx = 0;
-  this.dy = 0;
-  this.node_elements = node_elements_for(self.ellipse);
-
-  this.update_elements = function() {
-      self.node_elements = node_elements_for(self.ellipse);
-  }
-}
-
-function svgshape( shape_element ) {
-  this.shape = shape_element;
-  this.move = function(dx,dy) {
-    this.shape.attr( "transform", "translate(" + dx + " " + dy + ")" );
-  }
-  this.reset = function() {
-    this.shape.attr( "transform", "translate( 0, 0 )" );
-  }
-  this.grey_out = function(filter) {
-      if( this.shape.parent(filter).size() != 0 ) {
-          this.shape.attr({'stroke':'#e5e5e5', 'fill':'#e5e5e5'});
-      }
-  }
-  this.un_grey_out = function(filter) {
-      if( this.shape.parent(filter).size() != 0 ) {
-        this.shape.attr({'stroke':'#000000', 'fill':'#000000'});
-      }
-  }
-}
-
-function svgpath( path_element, svg_element ) {
-  this.svg_element = svg_element;
-  this.path = path_element;
-  this.x = this.path.x;
-  this.y = this.path.y;
-  this.move = function(dx,dy) {
-    this.path.x = this.x + dx;
-    this.path.y = this.y + dy;
-  }
-  this.reset = function() {
-    this.path.x = this.x;
-    this.path.y = this.y;
-  }
-  this.grey_out = function(filter) {
-      if( this.svg_element.parent(filter).size() != 0 ) {
-          this.svg_element.attr('stroke', '#e5e5e5');
-          this.svg_element.siblings('text').attr('fill', '#e5e5e5');
-          this.svg_element.siblings('text').attr('class', 'noselect');
-      }
-  }
-  this.un_grey_out = function(filter) {
-      if( this.svg_element.parent(filter).size() != 0 ) {
-          this.svg_element.attr('stroke', '#000000');
-          this.svg_element.siblings('text').attr('fill', '#000000');
-          this.svg_element.siblings('text').attr('class', '');
-      }
-  }
-}
-
-function node_elements_for( ellipse ) {
-  node_elements = get_edge_elements_for( ellipse );
-  node_elements.push( new svgshape( ellipse.siblings('text') ) );
-  node_elements.push( new svgshape( ellipse ) );
-  return node_elements;
-}
-
-function get_edge_elements_for( ellipse ) {
-  edge_elements = new Array();
-  node_id = ellipse.parent().attr('id');
-  edge_in_pattern = new RegExp( node_id + '$' );
-  edge_out_pattern = new RegExp( '^' + node_id );
-  $.each( $('#svgenlargement .edge,#svgenlargement .relation').children('title'), function(index) {
-    title = $(this).text();
-    if( edge_in_pattern.test(title) ) {
-        polygon = $(this).siblings('polygon');
-        if( polygon.size() > 0 ) {
-            edge_elements.push( new svgshape( polygon ) );
-        }
-        path_segments = $(this).siblings('path')[0].pathSegList;
-        edge_elements.push( new svgpath( path_segments.getItem(path_segments.numberOfItems - 1), $(this).siblings('path') ) );
-    }
-    if( edge_out_pattern.test(title) ) {
-      path_segments = $(this).siblings('path')[0].pathSegList;
-      edge_elements.push( new svgpath( path_segments.getItem(0), $(this).siblings('path') ) );
-    }
-  });
-  return edge_elements;
-} 
-
-function relation_factory() {
-    var self = this;
-    this.color_memo = null;
-    //TODO: colors hard coded for now
-    this.relation_colors = [ "#5CCCCC", "#67E667", "#F9FE72", "#6B90D4", "#FF7673", "#E467B3", "#AA67D5", "#8370D8", "#FFC173" ];
-
-    this.create = function( source_node_id, target_node_id, color_index ) {
-        //TODO: Protect from (color_)index out of bound..
-        var relation_color = self.relation_colors[ color_index ];
-        var relation = draw_relation( source_node_id, target_node_id, relation_color );
-        var relation_id = get_relation_id( source_node_id, target_node_id );
-        get_node_obj( source_node_id ).update_elements();
-        get_node_obj( target_node_id ).update_elements();
-        // Set it active by default. May need to restore toggling if having all
-        // relationships active is too much of a performance hit.
-        var relation_path = relation.children('path');
-        // All relations active in order to allow hover information?
-        // Else we will have to deactivate them when they go off-screen.
-		relation_path.css( {'cursor':'pointer'} );
-		relation_path.mouseenter( function(event) { 
-			outerTimer = setTimeout( function() { 
-				timer = setTimeout( function() { 
-					var related_nodes = get_related_nodes( relation_id );
-					var source_node_id = related_nodes[0];
-					var target_node_id = related_nodes[1];
-					$('#delete_source_node_id').val( source_node_id );
-					$('#delete_target_node_id').val( target_node_id );
-					self.showinfo(relation); 
-				}, 500 ) 
-			}, 1000 );
-		});
-		relation_path.mouseleave( function(event) {
-			clearTimeout(outerTimer); 
-			if( timer != null ) { clearTimeout(timer); } 
-		});
-        
-        return relation;
-    }
-
-    this.showinfo = function(relation) {
-    	var htmlstr = 'type: ' + relation.data( 'type' ) + '<br/>scope: ' + relation.data( 'scope' );
-    	if( relation.data( 'note' ) ) {
-    		htmlstr = htmlstr + '<br/>note: ' + relation.data( 'note' );
-    	}
-        $('#delete-form-text').html( htmlstr );
-        var points = relation.children('path').attr('d').slice(1).replace('C',' ').split(' ');
-        var xs = parseFloat( points[0].split(',')[0] );
-        var xe = parseFloat( points[1].split(',')[0] );
-        var ys = parseFloat( points[0].split(',')[1] );
-        var ye = parseFloat( points[3].split(',')[1] );
-        var p = svg_root.createSVGPoint();
-        p.x = xs + ((xe-xs)*1.1);
-        p.y = ye - ((ye-ys)/2);
-        var ctm = svg_root_element.getScreenCTM();
-        var nx = p.matrixTransform(ctm).x;
-        var ny = p.matrixTransform(ctm).y;
-        var dialog_aria = $ ("div[aria-labelledby='ui-dialog-title-delete-form']");
-        $('#delete-form').dialog( 'open' );
-        dialog_aria.offset({ left: nx, top: ny });
-    }
-    /* Do we need this in readonly mode?
-    this.remove = function( relation_id ) {
-        var relation = $( jq( relation_id ) );
-        relation.remove();
-    }
-    */
-}
-
-// Utility function to create/return the ID of a relation link between
-// a source and target.
-function get_relation_id( source_id, target_id ) {
-	var idlist = [ source_id, target_id ];
-	idlist.sort();
-	return 'relation-' + idlist[0] + '-...-' + idlist[1];
-}
-
-function get_related_nodes( relation_id ) {
-	var srctotarg = relation_id.substr( 9 );
-	return srctotarg.split('-...-');
-}
-
-function draw_relation( source_id, target_id, relation_color ) {
-    var source_ellipse = get_ellipse( source_id );
-    var target_ellipse = get_ellipse( target_id );
-    var relation_id = get_relation_id( source_id, target_id );
-    var svg = $('#svgenlargement').children('svg').svg().svg('get');
-    var path = svg.createPath(); 
-    var sx = parseInt( source_ellipse.attr('cx') );
-    var rx = parseInt( source_ellipse.attr('rx') );
-    var sy = parseInt( source_ellipse.attr('cy') );
-    var ex = parseInt( target_ellipse.attr('cx') );
-    var ey = parseInt( target_ellipse.attr('cy') );
-    var relation = svg.group( $("#svgenlargement svg g"), 
-    	{ 'class':'relation', 'id':relation_id } );
-    svg.title( relation, source_id + '->' + target_id );
-    svg.path( relation, path.move( sx, sy ).curveC( sx + (2*rx), sy, ex + (2*rx), ey, ex, ey ), {fill: 'none', stroke: relation_color, strokeWidth: 4});
-    var relation_element = $('#svgenlargement .relation').filter( ':last' );
-    relation_element.insertBefore( $('#svgenlargement g g').filter(':first') );
-    return relation_element;
-}
-
-$(document).ready(function () {
-    
-  timer = null;
-  relation_manager = new relation_factory();
-  
-  $('#enlargement').mousedown(function (event) {
-    $(this)
-        .data('down', true)
-        .data('x', event.clientX)
-        .data('y', event.clientY)
-        .data('scrollLeft', this.scrollLeft)
-        stateTf = svg_root_element.getCTM().inverse();
-        var p = svg_root.createSVGPoint();
-        p.x = event.clientX;
-        p.y = event.clientY;
-        stateOrigin = p.matrixTransform(stateTf);
-        event.returnValue = false;
-        event.preventDefault();
-        return false;
-  }).mouseup(function (event) {
-        $(this).data('down', false);
-  }).mousemove(function (event) {
-    if( timer != null ) { clearTimeout(timer); } 
-    if ( ($(this).data('down') == true) ) {
-        var p = svg_root.createSVGPoint();
-        p.x = event.clientX;
-        p.y = event.clientY;
-        p = p.matrixTransform(stateTf);
-        var matrix = stateTf.inverse().translate(p.x - stateOrigin.x, p.y - stateOrigin.y);
-        var s = "matrix(" + matrix.a + "," + matrix.b + "," + matrix.c + "," + matrix.d + "," + matrix.e + "," + matrix.f + ")";
-        svg_root_element.setAttribute("transform", s);
-    }
-    event.returnValue = false;
-    event.preventDefault();
-  }).mousewheel(function (event, delta) {
-    event.returnValue = false;
-    event.preventDefault();
-	if (!delta || delta == null || delta == 0) delta = event.originalEvent.wheelDelta;
-	if (!delta || delta == null || delta == 0) delta = -1 * event.originalEvent.detail;
-	if( delta < -9 ) { delta = -9 }; 
-	var z = 1 + delta/10;
-	z = delta > 0 ? 1 : -1;
-	var g = svg_root_element;
-	if (g && ((z<1 && (g.getScreenCTM().a * start_element_height) > 4.0) || (z>=1 && (g.getScreenCTM().a * start_element_height) < 100))) {
-		var root = svg_root;
-		var p = root.createSVGPoint();
-		p.x = event.originalEvent.clientX;
-		p.y = event.originalEvent.clientY;
-		p = p.matrixTransform(g.getCTM().inverse());
-		var scaleLevel = 1+(z/20);
-		var k = root.createSVGMatrix().translate(p.x, p.y).scale(scaleLevel).translate(-p.x, -p.y);
-		var matrix = g.getCTM().multiply(k);
-		var s = "matrix(" + matrix.a + "," + matrix.b + "," + matrix.c + "," + matrix.d + "," + matrix.e + "," + matrix.f + ")";
-		g.setAttribute("transform", s);
-	}
-  }).css({
-    'overflow' : 'hidden',
-    'cursor' : '-moz-grab'
-  });
-  
-  $( "#delete-form" ).dialog({
-    autoOpen: false,
-    height: 135,
-    width: 160,
-    modal: false,
-    buttons: {
-        OK: function() {
-            $( this ).dialog( "close" );
-        }
-    },
-    create: function(event, ui) {
-        var buttonset = $(this).parent().find( '.ui-dialog-buttonset' ).css( 'width', '100%' );
-        buttonset.find( "button:contains('Cancel')" ).css( 'float', 'right' );
-        var dialog_aria = $("div[aria-labelledby='ui-dialog-title-delete-form']");  
-        dialog_aria.mouseenter( function() {
-            if( mouseWait != null ) { clearTimeout(mouseWait) };
-        })
-        dialog_aria.mouseleave( function() {
-            mouseWait = setTimeout( function() { $("#delete-form").dialog( "close" ) }, 2000 );
-        })
-    },
-    open: function() {
-        mouseWait = setTimeout( function() { $("#delete-form").dialog( "close" ) }, 2000 );
-    },
-    close: function() {
-    }
-  });
-
-  // function for reading form dialog should go here; 
-  // just hide the element for now if we don't have morphology
-  if( can_morphologize ) {
-	  $('#reading-form').dialog({
-		autoOpen: false,
-		width: 450,
-		modal: true,
-		buttons: {
-			OK: function() {
-				$( this ).dialog( "close" );
-			}
-		},
-		create: function() {
-			// Hide the relemmatize button since it is not allowed
-			$('#reading_relemmatize').hide();
-		},
-		open: function() {
-			$(".ui-widget-overlay").css("background", "none");
-			$("#dialog_overlay").show();
-			$('#reading_status').empty();
-			$("#dialog_overlay").height( $("#enlargement_container").height() );
-			$("#dialog_overlay").width( $("#enlargement_container").innerWidth() );
-			$("#dialog_overlay").offset( $("#enlargement_container").offset() );
-		},
-		close: function() {
-			$("#dialog_overlay").hide();
-		}
-	  }).ajaxError( function(event, jqXHR, ajaxSettings, thrownError) {
-		  if( ajaxSettings.url.lastIndexOf( getReadingURL('') ) > -1
-			&& ajaxSettings.type == 'POST' && jqXHR.status == 403 ) {
-			  var errobj = jQuery.parseJSON( jqXHR.responseText );
-			  $('#reading_status').append( '<p class="error">Error: ' + errobj.error + '</p>' );
-		  }
-		  $(event.target).parent().find('.ui-button').button("enable");
-	  });
-  } else {
-  	$('#reading-form').hide();
-  }
-  
-  // Hide the unused elements
-  $('#dialog-form').hide();
-  $('#update_workspace_button').hide();
-  
-  $('.helptag').popupWindow({ 
-	  height:500, 
-	  width:800, 
-	  top:50, 
-	  left:50,
-	  scrollbars:1 
-  }); 
-
-  
-  expandFillPageClients();
-  $(window).resize(function() {
-    expandFillPageClients();
-  });
-
-});
-
-
-function expandFillPageClients() {
-	$('.fillPage').each(function () {
-		$(this).height($(window).height() - $(this).offset().top - MARGIN);
-	});
-}
-
-function loadSVG(svgData) {
-	var svgElement = $('#svgenlargement');
-
-	$(svgElement).svg('destroy');
-
-	$(svgElement).svg({
-		loadURL: svgData,
-		onLoad : svgEnlargementLoaded
-	});
-}
-
-
-/*	OS Gadget stuff
-
-function svg_select_callback(topic, data, subscriberData) {
-	svgData = data;
-	loadSVG(svgData);
-}
-
-function loaded() {
-	var prefs = new gadgets.Prefs();
-	var preferredHeight = parseInt(prefs.getString('height'));
-	if (gadgets.util.hasFeature('dynamic-height')) gadgets.window.adjustHeight(preferredHeight);
-	expandFillPageClients();
-}
-
-if (gadgets.util.hasFeature('pubsub-2')) {
-	gadgets.HubSettings.onConnect = function(hum, suc, err) {
-		subId = gadgets.Hub.subscribe("interedition.svg.selected", svg_select_callback);
-		loaded();
-	};
-}
-else gadgets.util.registerOnLoadHandler(loaded);
-*/
diff --git a/root/js/relationship-full.js b/root/js/relationship.js
similarity index 90%
rename from root/js/relationship-full.js
rename to root/js/relationship.js
index 923922b..4cb62f1 100644
--- a/root/js/relationship-full.js
+++ b/root/js/relationship.js
@@ -160,10 +160,11 @@ function svgEnlargementLoaded() {
 	$("#loading_message").offset(
 		{ 'top': lo_height / 2 - $("#loading_message").height() / 2,
 		  'left': lo_width / 2 - $("#loading_message").width() / 2 });
-    //Set viewbox widht and height to widht and height of $('#svgenlargement svg').
-    $('#update_workspace_button').data('locked', false);
-    $('#update_workspace_button').css('background-position', '0px 44px');
-    //This is essential to make sure zooming and panning works properly.
+    if( editable ) {
+    	// Show the update toggle button.
+	    $('#update_workspace_button').data('locked', false);
+    	$('#update_workspace_button').css('background-position', '0px 44px');
+    }
 	var rdgpath = getTextURL( 'readings' );
 		$.getJSON( rdgpath, function( data ) {
   		readingdata = data;
@@ -183,6 +184,8 @@ function svgEnlargementLoaded() {
 	   }
     }
 
+    //Set viewbox width and height to width and height of $('#svgenlargement svg').
+    //This is essential to make sure zooming and panning works properly.
     svg_root.viewBox.baseVal.width = graph_svg.attr( 'width' );
     svg_root.viewBox.baseVal.height = graph_svg.attr( 'height' );
     //Now set scale and translate so svg height is about 150px and vertically centered in viewbox.
@@ -225,12 +228,14 @@ function add_relations( callback_fn ) {
 				relation.data( 'type', rel_info.type );
 				relation.data( 'scope', rel_info.scope );
 				relation.data( 'note', rel_info.note );
-				var node_obj = get_node_obj(rel_info.source);
-				node_obj.set_draggable( false );
-				node_obj.ellipse.data( 'node_obj', null );
-				node_obj = get_node_obj(rel_info.target);
-				node_obj.set_draggable( false );
-				node_obj.ellipse.data( 'node_obj', null );
+				if( editable ) {
+					var node_obj = get_node_obj(rel_info.source);
+					node_obj.set_draggable( false );
+					node_obj.ellipse.data( 'node_obj', null );
+					node_obj = get_node_obj(rel_info.target);
+					node_obj.set_draggable( false );
+					node_obj.ellipse.data( 'node_obj', null );
+				}
 			}
 		});
 		callback_fn.call();
@@ -264,7 +269,7 @@ function node_obj(ellipse) {
   }
   
   this.set_draggable = function( draggable ) {
-    if( draggable ) {
+    if( draggable && editable ) {
       $(self.ellipse).attr( {stroke:'black', fill:'#fff'} );
       $(self.ellipse).parent().mousedown( this.mousedown_listener );
       $(self.ellipse).parent().hover( this.enter_node, this.leave_node ); 
@@ -529,6 +534,9 @@ function relation_factory() {
         dialog_aria.offset({ left: nx, top: ny });
     }
     this.remove = function( relation_id ) {
+    	if( !editable ) {
+    		return;
+    	}
         var relation = $( jq( relation_id ) );
         relation.remove();
     }
@@ -631,69 +639,70 @@ $(document).ready(function () {
     'cursor' : '-moz-grab'
   });
   
-
-  $( "#dialog-form" ).dialog({
-    autoOpen: false,
-    height: 270,
-    width: 290,
-    modal: true,
-    buttons: {
-      "Ok": function( evt ) {
-      	$(evt.target).button("disable");
-        $('#status').empty();
-        form_values = $('#collapse_node_form').serialize();
-        ncpath = getTextURL( 'relationships' );
-        var jqjson = $.post( ncpath, form_values, function(data) {
-            $.each( data, function(item, source_target) { 
-            	var source_found = get_ellipse( source_target[0] );
-            	var target_found = get_ellipse( source_target[1] );
-            	var relation_found = $.inArray( source_target[2], $('#keymap').data('relations') );
-            	if( source_found.size() && target_found.size() && relation_found > -1 ) {
-                    var relation = relation_manager.create( source_target[0], source_target[1], relation_found );
+  if( editable ) {
+	$( "#dialog-form" ).dialog({
+	autoOpen: false,
+	height: 270,
+	width: 290,
+	modal: true,
+	buttons: {
+	  "Ok": function( evt ) {
+		$(evt.target).button("disable");
+		$('#status').empty();
+		form_values = $('#collapse_node_form').serialize();
+		ncpath = getTextURL( 'relationships' );
+		var jqjson = $.post( ncpath, form_values, function(data) {
+			$.each( data, function(item, source_target) { 
+				var source_found = get_ellipse( source_target[0] );
+				var target_found = get_ellipse( source_target[1] );
+				var relation_found = $.inArray( source_target[2], $('#keymap').data('relations') );
+				if( source_found.size() && target_found.size() && relation_found > -1 ) {
+					var relation = relation_manager.create( source_target[0], source_target[1], relation_found );
 					relation.data( 'type', source_target[2]  );
 					relation.data( 'scope', $('#scope :selected').text()  );
 					relation.data( 'note', $('#note').val()  );
 					relation_manager.toggle_active( relation.attr('id') );
 				}
-   				$(evt.target).button("enable");
-           });
-            $( "#dialog-form" ).dialog( "close" );
-        }, 'json' );
-      },
-      Cancel: function() {
-          $( this ).dialog( "close" );
-      }
-    },
-    create: function(event, ui) { 
-        $(this).data( 'relation_drawn', false );
+				$(evt.target).button("enable");
+		   });
+			$( "#dialog-form" ).dialog( "close" );
+		}, 'json' );
+	  },
+	  Cancel: function() {
+		  $( this ).dialog( "close" );
+	  }
+	},
+	create: function(event, ui) { 
+		$(this).data( 'relation_drawn', false );
 		$.each( relationship_types, function(index, typedef) {   
 			 $('#rel_type').append( $('<option />').attr( "value", typedef.name ).text(typedef.name) ); 
 		});
 		$.each( relationship_scopes, function(index, value) {   
 			 $('#scope').append( $('<option />').attr( "value", value ).text(value) ); 
-        });        
-    },
-    open: function() {
-        relation_manager.create_temporary( $('#source_node_id').val(), $('#target_node_id').val() );
-        $(".ui-widget-overlay").css("background", "none");
-        $("#dialog_overlay").show();
-        $("#dialog_overlay").height( $("#enlargement_container").height() );
-        $("#dialog_overlay").width( $("#enlargement_container").innerWidth() );
-        $("#dialog_overlay").offset( $("#enlargement_container").offset() );
-    },
-    close: function() {
-        relation_manager.remove_temporary();
-        $( '#status' ).empty();
-        $("#dialog_overlay").hide();
-    }
-  }).ajaxError( function(event, jqXHR, ajaxSettings, thrownError) {
-      if( ajaxSettings.url == getTextURL('relationships') 
-      	&& ajaxSettings.type == 'POST' && jqXHR.status == 403 ) {
-      	  var errobj = jQuery.parseJSON( jqXHR.responseText );
-          $('#status').append( '<p class="error">Error: ' + errobj.error + '</br>The relationship cannot be made.</p>' );
-      }
+		});        
+	},
+	open: function() {
+		relation_manager.create_temporary( $('#source_node_id').val(), $('#target_node_id').val() );
+		$(".ui-widget-overlay").css("background", "none");
+		$("#dialog_overlay").show();
+		$("#dialog_overlay").height( $("#enlargement_container").height() );
+		$("#dialog_overlay").width( $("#enlargement_container").innerWidth() );
+		$("#dialog_overlay").offset( $("#enlargement_container").offset() );
+	},
+	close: function() {
+		relation_manager.remove_temporary();
+		$( '#status' ).empty();
+		$("#dialog_overlay").hide();
+	}
+	}).ajaxError( function(event, jqXHR, ajaxSettings, thrownError) {
+	  if( ajaxSettings.url == getTextURL('relationships') 
+		&& ajaxSettings.type == 'POST' && jqXHR.status == 403 ) {
+		  var errobj = jQuery.parseJSON( jqXHR.responseText );
+		  $('#status').append( '<p class="error">Error: ' + errobj.error + '</br>The relationship cannot be made.</p>' );
+	  }
 	  $(event.target).parent().find('.ui-button').button("enable");
-  } );
+	} );
+  }
 
   $( "#delete-form" ).dialog({
     autoOpen: false,
@@ -716,6 +725,13 @@ $(document).ready(function () {
         }
     },
     create: function(event, ui) {
+    	// Swap out the buttons if we are in readonly mode
+    	if( !editable ) {
+    		$( this ).dialog( "option", "buttons", 
+    			[{ text: "OK", click: function() { $( this ).dialog( "close" ); }}] );
+    	}
+    	
+    	// TODO What is this logic doing?
         var buttonset = $(this).parent().find( '.ui-dialog-buttonset' ).css( 'width', '100%' );
         buttonset.find( "button:contains('Cancel')" ).css( 'float', 'right' );
         var dialog_aria = $("div[aria-labelledby='ui-dialog-title-delete-form']");  
@@ -782,6 +798,12 @@ $(document).ready(function () {
 			}
 		},
 		create: function() {
+			if( !editable ) {
+				// Get rid of the disallowed editing UI bits
+				$( this ).dialog( "option", "buttons", 
+					[{ text: "OK", click: function() { $( this ).dialog( "close" ); }}] );
+				$('#reading_relemmatize').hide();
+			}
 		},
 		open: function() {
 			$(".ui-widget-overlay").css("background", "none");
@@ -809,6 +831,9 @@ $(document).ready(function () {
   
 
   $('#update_workspace_button').click( function() {
+  	 if( !editable ) {
+  	 	return;
+  	 }
      var svg_enlargement = $('#svgenlargement').svg().svg('get').root();
      mouse_scale = svg_root_element.getScreenCTM().a;
      if( $(this).data('locked') == true ) {
@@ -850,6 +875,13 @@ $(document).ready(function () {
          $(this).data('locked', true );
      }
   });
+
+  if( !editable ) {  
+    // Hide the unused elements
+    $('#dialog-form').hide();
+    $('#update_workspace_button').hide();
+  }
+
   
   $('.helptag').popupWindow({ 
 	  height:500, 
diff --git a/root/src/relate.tt b/root/src/relate.tt
index 7bb7054..e2affca 100644
--- a/root/src/relate.tt
+++ b/root/src/relate.tt
@@ -1,6 +1,6 @@
 [% WRAPPER header.tt
 	pagetitle = "Stemmaweb - Relationship mapper"
-	applicationjs = c.uri_for("/js/relationship-" _ permission _ ".js")
+	applicationjs = c.uri_for("/js/relationship.js")
 	applicationstyle = c.uri_for('/css/relationship.css')
 %]
 <script type="text/javascript">
@@ -8,6 +8,7 @@
 var basepath = "[% c.uri_for( '/relation/' ) %]";
 var textid = "[% textid %]";
 var can_morphologize = "[% can_morphologize %]";
+var editable = "[% permission %]" === "full";
 [% IF error -%]
 var relationship_types = [];
 var relationship_scopes = [];