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@@ -1,229 +1,149 @@
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/*
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This is the core logic for the main page.
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It implements most page transitions by showing and hiding DIV elements
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in the page with javascript+jquery
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*/
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/* Convert a JSON string to an object, or null if unparseable */
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function j2o(json) { try { return JSON.parse(json); } catch(e) { return null; } }
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/* Convert an object to a JSON string (just easier to type than "JSON.stringify" */
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function o2j(obj) { return JSON.stringify(obj); }
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function showHome(matches, cb) {
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cb("home");
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}
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// go to the page that lists the schools
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function showSchools(matches, cb) {
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ProtoDiv.reset("PROTO_school");
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$.get("/schools", { cache: false }, function(response) {
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var schools = []
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if(typeof response == 'object') {
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schools = response.schools
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}
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ProtoDiv.replicate("PROTO_school", schools);
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cb("schools");
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});
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}
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// go to the page that lists the courses for a specific school
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function showCourses(matches, cb) {
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var schoolId = matches[1]
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ProtoDiv.reset("PROTO_course");
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$.get("/school/"+schoolId, { cache: false }, function(response) {
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var courses = []
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if(typeof response == 'object') {
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var school = response.school
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$("#school_name").html(school.name);
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courses = school.courses
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}
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ProtoDiv.replicate("PROTO_course", courses);
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cb("courses")
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});
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}
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// go to the page that lists the lectures for a specific course
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function showLectures(matches, cb) {
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var courseId = matches[1]
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ProtoDiv.reset("PROTO_lecture");
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$.get("/course/"+courseId, { cache: false }, function(response) {
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ProtoDiv.reset("PROTO_lectures_head")
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ProtoDiv.reset("PROTO_lectures_instructor")
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ProtoDiv.reset("PROTO_lecture")
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if(typeof response == 'object') {
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var course = response.course
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if(course)
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ProtoDiv.replicate("PROTO_lectures_head", [course])
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var instructor = response.instructor
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if(instructor)
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ProtoDiv.replicate("PROTO_lectures_instructor", [instructor])
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var lectures = response.lectures
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if(lectures)
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ProtoDiv.replicate("PROTO_lecture", lectures);
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}
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cb("lectures")
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});
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}
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// go to the page that lists the note taking sessions for a specific lecture
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function showNotes(matches, cb) {
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var lectureId = matches[1]
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ProtoDiv.reset("PROTO_note");
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$.get("/lecture/"+lectureId, { cache: false }, function(response) {
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if(typeof response == 'object') {
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var course = response.course
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//if(course)
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// ProtoDiv.replicate("PROTO_lectures_head", [course])
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-
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var instructor = response.instructor
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//if(instructor)
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// ProtoDiv.replicate("PROTO_lectures_instructor", [instructor])
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-
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var lecture = response.lecture
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//if(lecture)
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// ProtoDiv.replicate("PROTO_lecture", lectures);
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var notes = response.notes
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if(notes)
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ProtoDiv.replicate("PROTO_note", notes);
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}
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cb("notes")
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});
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}
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// go to the page that lists the archived subject names
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function showArchiveSubjects(matches, cb) {
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ProtoDiv.reset("PROTO_archive_subject")
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$.get("/archive", { cache: false }, function(response) {
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var subjects = response.subjects
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ProtoDiv.replicate("PROTO_archive_subject", subjects)
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})
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cb("archive_subjects")
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}
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function showArchiveCourses(matches, cb) {
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var subjectId = parseInt(matches[1])
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ProtoDiv.reset("PROTO_archive_course")
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$.get("/archive/subject/"+subjectId, { cache: false }, function(response) {
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var courses = response.courses
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ProtoDiv.replicate("PROTO_archive_course", courses)
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})
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cb("archive_courses")
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}
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function showArchiveNotes(matches, cb) {
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var courseId = parseInt(matches[1])
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ProtoDiv.reset("PROTO_archive_note")
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$.get("/archive/course/"+courseId, { cache: false }, function(response) {
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var notes = response.notes
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$.each(notes, function(i, note) {
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if(!note.topic)
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note.topic = note.text.substr(0, 15)+" ..."
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})
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ProtoDiv.replicate("PROTO_archive_note", notes)
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})
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cb("archive_notes")
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}
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function showArchiveNote(matches, cb) {
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- var noteId = parseInt(matches[1])
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+ var noteId = matches[1]
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ProtoDiv.reset("PROTO_archive_note_display")
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$.get("/archive/note/"+noteId, { cache: false }, function(response) {
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var note = response.note
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-note = { text: "Hi <i>Mom!</i>", topic: "21st Century Greetings" }
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+//note = { text: "Hi <i>Mom!</i>", topic: "21st Century Greetings" }
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+// note.text = note.text || ""
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if(!note.topic)
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note.topic = note.text.substr(0, 15)+" ..."
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-
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+// if(note.err) {
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+// note.topic = note.message
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+// note.err = note.err.stack
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+// }
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+//
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ProtoDiv.replicate("PROTO_archive_note_display", note)
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})
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cb("archive_note_display")
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}
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// go to the account registration page
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function showRegister(matches, cb) {
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// xxx clear fields?
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@@ -231,28 +151,20 @@ function showRegister(matches, cb) {
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cb("register");
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}
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-
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function showLogin(matches, cb) {
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cb("login");
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}
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// go to the press articles page
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function showPress(matches, cb) {
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cb("press");
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}
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-
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// go to the "code of conduct" page
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function showConduct(matches, cb) {
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cb("conduct");
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}
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var pageVectors = [
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{ regex: /^\/(index.html)?$/, func: showHome },
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{ regex: /^\/schools/, func: showSchools },
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@@ -262,36 +174,28 @@ var pageVectors = [
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{ regex: /^\/archive\/?$/, func: showArchiveSubjects },
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{ regex: /^\/archive\/subject\/([0-9]+)/, func: showArchiveCourses },
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{ regex: /^\/archive\/course\/([0-9]+)/, func: showArchiveNotes },
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- { regex: /^\/archive\/note\/([0-9]+)/, func: showArchiveNote },
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+ { regex: /^\/archive\/note\/([a-f0-9]{24})/, func: showArchiveNote },
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{ regex: /^\/login/, func: showLogin },
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{ regex: /^\/register/, func: showRegister },
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{ regex: /^\/press/, func: showPress },
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{ regex: /^\/conduct/, func: showConduct },
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];
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/* Do and show the appropriate thing, based on the pages current URL */
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function showPage(y) {
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var path = document.location.pathname
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$(".page").hide(); //(100); // hide all pseudo pages
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for(var i = 0; i < pageVectors.length; i++) {
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var vector = pageVectors[i]
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var matches = path.match(vector.regex)
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if(matches) {
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vector.func(matches, function(pageId) {
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$("#pg_"+pageId).fadeIn(100);
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window.scroll(0, y)
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})
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break
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}
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}
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-
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if(i == pageVectors.length) {
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$("#pg_notfound").fadeIn(100);
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window.scroll(0, 0)
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@@ -300,12 +204,8 @@ function showPage(y) {
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/*$('html, body').animate({
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scrollTop: $("#topofcontent").offset().top
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}, 100);*/
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-
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}
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/* Simulates a page load.
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'path' is something like "/schools", etc.
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A page fetch doesn't really happen.
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@@ -323,7 +223,6 @@ function goPage(path) {
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}
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}
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/* Simulates a "back" browser navigation. */
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var popped = false;
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function goBack(event) {
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@@ -331,30 +230,17 @@ function goBack(event) {
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showPage( topQueue.pop() );
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}
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$(document).ready(function() {
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// This code executes after the page has been fully loaded
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$(".proto").css("display", "none"); // make all the prototypes invisible
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//$("body").get(0).onunload = function() { } // fires when leaving the page proper
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ProtoDiv.each = function(e) { $(e).show() }
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-
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window.onpopstate = goBack
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- setTimeout(function() {
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+ /*setTimeout(function() {
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if(!popped)
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showPage(0)
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- }, 2000);
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-
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+ }, 2000);*/
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// xxx older FF browsers don't fire a page load/reload - deal with it somehow.
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// showPage( 0 ); // needed for some older browsers, redundant for chrome
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-
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})
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ec2-user