// ----------------------------------------------------------------------------- // rvsearch.js (Copyright 2003 Rick Harvey) // // NS4: We don't support NS4 because it is old (only 1% of web now use it), // buggy (CSS, DOM) and non-std (no getElementById, no style.display) // // NS6: Added getAttribute() and trimHTML() - to remove etc // ----------------------------------------------------------------------------- var vSet = new Array() // videos var rSet = new Array() // ruler (for display between video categories) var bSet = new Array() // breeds (no aliases) var aSet = new Array() // (breed) aliases var sSet = new Array() // subjects (no "-") var groupAll = new Array() // groupAll[i]=option:code // all "-" var breedAll = new Array() // breedAll[i]=option:code:block // no "-" var subjectAll = new Array() // subjectAll[i]=option:code // no "-" var selectedBreed = "xx" var duplicateBreeds = "" var paddedCodes = "" var breedLegendObj = null // called after page has finished loading via function rvSearchInit() { if (rhOldBrowser() && oldBrowser) // oldBrowser is a global setup by rhlib return comboSearchMsg("------------- (loading) -------------") breedLegendObj = document.getElementById("breedLegend") showObjId("searchBox", true) showObjId("breedsAndSubjects", false) initSearchSets() comboGroupFill() comboBreedFill("-b0") comboSubjectFill() showBreedLegend(false) showSections() } function rvSearchByGroup(code) { if (oldBrowser) return optionGroup(code) } function rvSearchByBreed(code) { if (oldBrowser) return if (! code) optionGroup(selectedBreed) else optionBreed(code) } function rvSearchBySubject(code) { if (oldBrowser) return optionSubject(code) } function rvSearchOldBrowserWarning() { if (oldBrowser) document.write("Sorry, your browser is unable to run the JavaScript search functions.
") } function rvCheckDB() { if (oldBrowser) return checkCodes() checkBreeds() checkSubjects() checkVideos() } // ----------------------------------------------------------------------------- // initialisation // ----------------------------------------------------------------------------- function initSearchSets() { var divSet = document.getElementsByTagName("div") for (i = 0; i < divSet.length; i++) initObj(divSet[i]) breedAll.sort() subjectAll.sort() } function initObj(obj) { initAttrs(obj) if (obj.video) addVideo(obj) else if (obj.breed) addBreed(obj) else if (obj.subject) addSubject(obj) else if (obj.ruler) addRuler(obj) } // getAttribute because of NS6 function initAttrs(obj) { // video if (obj.video || obj.getAttribute("video")) obj.video = (obj.video) ? trimCode(obj.video) : trimCode(obj.getAttribute("video")); if (obj.subj || obj.getAttribute("subj")) obj.subj = (obj.subj) ? trimCode(obj.subj) : trimCode(obj.getAttribute("subj")); if (obj.many || obj.getAttribute("many")) obj.many = (obj.many) ? trimCode(obj.many) : trimCode(obj.getAttribute("many")); // breed if (obj.breed || obj.getAttribute("breed")) obj.breed = (obj.breed) ? trimCode(obj.breed) : trimCode(obj.getAttribute("breed")); if (obj.spec || obj.getAttribute("spec")) obj.spec = (obj.spec) ? trimCode(obj.spec) : trimCode(obj.getAttribute("spec")); if (obj.feat || obj.getAttribute("feat")) obj.feat = (obj.feat) ? trimCode(obj.feat) : trimCode(obj.getAttribute("feat")); if (obj.foot || obj.getAttribute("foot")) obj.foot = (obj.foot) ? trimCode(obj.foot) : trimCode(obj.getAttribute("foot")); if (obj.gen || obj.getAttribute("gen")) obj.gen = (obj.gen) ? trimCode(obj.gen) : trimCode(obj.getAttribute("gen")); // subject if (obj.subject || obj.getAttribute("subject")) obj.subject = (obj.subject) ? trimCode(obj.subject) : trimCode(obj.getAttribute("subject")); // all if (obj.block || obj.getAttribute("block")) obj.block = (obj.block) ? trimCode(obj.block) : trimCode(obj.getAttribute("block")); // ruler if (obj.ruler || obj.getAttribute("ruler")) obj.ruler = (obj.ruler) ? trimCode(obj.ruler) : trimCode(obj.getAttribute("ruler")); } function addVideo(obj) { var vcode = obj.video vSet[vcode] = obj } function addBreed(obj) { var bcode = obj.breed if (bcode.charAt(0) == "-") // group { groupAll[groupAll.length] = trimHTML(obj.innerHTML) + ":" + bcode return } if (breedAttrs(obj)) // breed { if (bSet[bcode]) duplicateBreeds = duplicateBreeds + bcode + " " else bSet[bcode] = obj } else // alias { aSet[bcode] = obj } var block = (obj.block) ? obj.block : "" breedAll[breedAll.length] = trimHTML(obj.innerHTML) + ":" + bcode + ":" + block } function addSubject(obj) { var scode = obj.subject if (scode.charAt(0) != "-") { sSet[scode] = obj subjectAll[subjectAll.length] = trimHTML(obj.innerHTML) + ":" + scode } } function addRuler(obj) { var rcode = obj.ruler rSet[rcode] = obj } // ----------------------------------------------------------------------------- // selected option routines // ----------------------------------------------------------------------------- function optionGroup(code) { if (code.substr(0,3) == "-b0") showAllBreeds(code) else if (code.substr(0,2) == "-b") showBreedBlock(code) comboBreedFill(code) comboSubjectReset() showBreedLegend(false) showSections() } function optionBreed(code) { showBreed(code) comboSubjectReset() showBreedLegend(true) showSections() } function optionSubject(code) { showSubject(code) comboGroupReset() comboBreedReset() showBreedLegend(false) showSections() } // ----------------------------------------------------------------------------- // combo box routines // ----------------------------------------------------------------------------- function comboGroupFill() { var opt = document.searchForm.byGroup.options comboClear(opt) for (var i = 0; i < groupAll.length; i++) { var items = groupAll[i].split(":") opt[opt.length] = new Option(items[0], items[1]) } opt.selectedIndex = 0; } function comboBreedFill(breedCode) { if (breedCode == selectedBreed) return comboBreedMsg("----------- Select Breed -----------") if (breedCode.length > 2) { var opt = document.searchForm.byBreed.options var all = (breedCode.charAt(2) == "0") var previous = "" for (var i = 0; i < breedAll.length; i++) { var items = breedAll[i].split(":") if (all || breedCode == items[2]) { // some breeds can be in two groups (in two different countries) if (items[0] != previous) opt[opt.length] = new Option(items[0], items[1]) previous = items[0] } } } selectedBreed = breedCode } function comboSubjectFill() { var opt = document.searchForm.bySubject.options comboClear(opt) comboSubjectMsg("----------- Select Subject -----------") for (var i = 0; i < subjectAll.length; i++) { var items = subjectAll[i].split(":") opt[opt.length] = new Option(items[0], items[1]) } opt.selectedIndex = 0; } function comboGroupReset() { document.searchForm.byGroup.options.selectedIndex = 0 comboBreedFill("-b0") } function comboBreedReset() { document.searchForm.byBreed.options.selectedIndex = 0 } function comboSubjectReset() { document.searchForm.bySubject.options.selectedIndex = 0 } function comboSearchMsg(msg) { comboGroupMsg(msg) comboBreedMsg(msg) comboSubjectMsg(msg) } function comboGroupMsg(msg) { var combo = document.searchForm.byGroup comboMsg(combo, msg) } function comboBreedMsg(msg) { var combo = document.searchForm.byBreed comboMsg(combo, msg) } function comboSubjectMsg(msg) { var combo = document.searchForm.bySubject comboMsg(combo, msg) } function comboMsg(opt, msg) { comboClear(opt) opt.options[0] = new Option(msg) opt.selectedIndex = 0; } function comboClear(opt) { while (opt.length > 0) opt[opt.length-1] = null; } // ----------------------------------------------------------------------------- // display routines // ----------------------------------------------------------------------------- function showSections() { for (var r in rSet) rSet[r].show = false for (var v in vSet) if (objVisible(vSet[v]) && vSet[v].block) rSet[vSet[v].block].show = true var firstBlock = "" for (var r in rSet) { var visible = rSet[r].show var blockNum = parseInt(r.substr(2)) showObj(vSet[r], visible) // header showObj(rSet[r], visible) // ruler if (visible) if (!firstBlock || blockNum < firstBlock) firstBlock = blockNum } if (firstBlock) // don't show first ruler showObj(rSet["-v"+firstBlock], false) } function showBreed(code) { var breedObj = bSet[code] if (! breedObj) return for (var v in vSet) { var style = "" if (codeInList(v, breedObj.spec)) style = "rvSpecialty" else if (codeInList(v, breedObj.feat)) style = "rvDescription" else if (codeInList(v, breedObj.foot)) style = "rvFootage" else if (codeInList(v, breedObj.gen)) style = "rvGeneral" showVideoBreed(vSet[v], style, style) } } function showSubject(code) { for (var v in vSet) showVideoStyle(vSet[v], codeInList(code, vSet[v].subj), "") } function showBreedBlock(code) { var videos = " " for (var b in bSet) if (bSet[b].block && code == bSet[b].block) videos = videos + getBreedCodes(bSet[b], videos) // alert("block="+code+".\r\nvideos="+videos+".") for (var v in vSet) showVideoBreed(vSet[v], codeInCodes(v, videos), "") } function showAllBreeds(code) { for (var v in vSet) showVideoBreed(vSet[v], true, "") } function showAllSubjects(code) { for (var v in vSet) showVideoStyle(vSet[v], (vSet[v].subj), "") } function showVideoBreed(obj, show, style) { if (obj) { if (!show && codeInList("allbreeds", obj.many)) show = true showVideoStyle(obj, show, style) } } function showVideoStyle(obj, show, style) { if (obj) { obj.className = style showObj(obj, show) } } function showObjId(id, show) { var obj = document.getElementById(id) showObj(obj, show) } function showBreedLegend(show) { showObj(breedLegendObj, show) } function showObj(obj, show) { if (obj) obj.style.display = (show) ? "block" : "none" } function objVisible(obj) { if (obj && obj.style.display != "none") return true return false } // ----------------------------------------------------------------------------- // database checking routines // ----------------------------------------------------------------------------- function checkCodes() { if (paddedCodes) alert("CODES WITH EXTRA PADDING\r\n"+paddedCodes) } function checkBreeds() { var badAliases = "" for (var a in aSet) if (! checkBreedAlias(a)) badAliases = badAliases + a + " " if (badAliases) alert("BREEDS WITH NO VIDEOS\r\n" + badAliases) if (duplicateBreeds) alert("BREEDS DEFINED TWICE\r\n" + duplicateBreeds) } function checkBreedAlias(alias) { for (var b in bSet) if (b == alias) if (breedAttrs(bSet[b])) return true return false } function checkSubjects() { var subjects = " allbreeds " for (var s in sSet) subjects = subjects + s + " " // alert("Subjects:"+subjects) for (var v in vSet) if (vSet[v].subj && ! allOfListInCodes(vSet[v].subj, subjects)) alert("VIDEO ("+vSet[v].video+") HAS BAD SUBJECT\r\n"+vSet[v].subj) } function checkVideos() { var videos = " " for (var v in vSet) videos = videos + v + " " //alert("Videos:"+videos) for (var b in bSet) { if (bSet[b].spec && ! allOfListInCodes(bSet[b].spec, videos)) alert("BREED ("+bSet[b].breed+") HAS BAD SPECIALTY\r\n"+bSet[b].spec) if (bSet[b].feat && ! allOfListInCodes(bSet[b].feat, videos)) alert("BREED ("+bSet[b].breed+") HAS BAD FEATURE\r\n"+bSet[b].feat) if (bSet[b].foot && ! allOfListInCodes(bSet[b].foot, videos)) alert("BREED ("+bSet[b].breed+") HAS BAD FOOTAGE\r\n"+bSet[b].foot) if (bSet[b].gen && ! allOfListInCodes(bSet[b].gen, videos)) alert("BREED ("+bSet[b].breed+") HAS BAD GENERAL\r\n"+bSet[b].gen) } } // ----------------------------------------------------------------------------- // string list routines // ----------------------------------------------------------------------------- function breedAttrs(breedObj) { return (breedObj.spec || breedObj.feat || breedObj.foot || breedObj.gen) } function getBreedCodes(breedObj, codes) { var list = "" if (breedObj.spec) list = list + " " + breedObj.spec if (breedObj.feat) list = list + " " + breedObj.feat if (breedObj.foot) list = list + " " + breedObj.foot if (breedObj.gen) list = list + " " + breedObj.gen return getNewCodes(list, codes) } function getNewCodes(list, codes) { var str = "" var listSet = list.split(" ") for (var i = 0; i < listSet.length; i++) if (listSet[i] && ! codeInCodes(listSet[i], codes)) str = str + listSet[i] + " " return str } function anyOfListInCodes(list, codes) { if (! list || ! codes) return false var listSet = list.split(" ") for (var i = 0; i < listSet.length; i++) if (codeInCodes(listSet[i], codes)) return true return false } function allOfListInCodes(list, codes) { if (! list) return true if (! codes) return false var listSet = list.split(" ") for (var i = 0; i < listSet.length; i++) if (listSet[i] && ! codeInCodes(listSet[i], codes)) return false return true } function codeInCodes(code, codes) { if (! code || ! codes) return false var codeDelimited = " " + code + " " return (codes.indexOf(codeDelimited) >= 0) } function itemInCodes(item, codes) { if (! item || ! codes) return false var itemDelimited = " " + item + " " return (codes.indexOf(itemDelimited) >= 0) } function codeInList(code, list) { if (! code || ! list) return false var codeDelimited = " " + code + " " var listDelimited = " " + list + " " return (listDelimited.indexOf(codeDelimited) >= 0) } // ----------------------------------------------------------------------------- // string routines // ----------------------------------------------------------------------------- function trimCode(code) { var txt = trimWhiteSpace(code) if (txt != code) paddedCodes = paddedCodes + "(" + code + ")" return txt.toLowerCase() } function trimHTML(code) { var txt = unescapeHTML(code) txt = trimTags(txt) return trimWhiteSpace(txt) } // recursive! function trimTags(txt) { var start = txt.indexOf('<') var end = txt.indexOf('>') if (start >= 0 && end > start) { var str = txt.substring(0, start) + txt.substring(end+1) txt = trimTags(str) } return txt } function unescapeHTML(txt) { return txt.replace(/&/g, '&').replace(/ /g, ' ') } function trimWhiteSpace(txt) { // remove multiple internal spaces, leading spaces and trailing spaces return txt.replace(/\s\s+/g, ' ').replace(/^\s+/, '').replace(/\s+$/, '') }