Add a system for citations (in addition to authors/owners and source)

macrovision.css

@@ -489,6 +489,10 @@ a {
     text-align: center;
 }
 
+#options-attribution-citations {
+    text-align: center;
+}
+
 .no-transition {
     transition: 0s !important;
 }

macrovision.html

@@ -252,6 +252,11 @@
         </div>
         <div id="options-attribution-owners">
         </div>
+        <div class="options-label">
+          Citations
+        </div>
+        <div id="options-attribution-citations">
+        </div>
         <div class="options-label">
           Source
         </div>

macrovision.js

@@ -1647,10 +1647,12 @@ function displayAttribution(file) {
     document.querySelector("#options-attribution").style.display = "inline";
     const authors = authorsOfFull(file);
     const owners = ownersOfFull(file);
+    const citations = citationsOf(file);
     const source = sourceOf(file);
 
     const authorHolder = document.querySelector("#options-attribution-authors");
     const ownerHolder = document.querySelector("#options-attribution-owners");
+    const citationHolder = document.querySelector("#options-attribution-citations");
     const sourceHolder = document.querySelector("#options-attribution-source");
 
     if (authors === []) {
@@ -1717,6 +1719,24 @@ function displayAttribution(file) {
 
     }
 
+    if (citations === [] || citations === undefined) {
+
+    } else {
+        citationHolder.innerHTML = "";
+
+        const list = document.createElement("ul");
+        citationHolder.appendChild(list);
+        citations.forEach(citation => {
+            const citationEntry = document.createElement("li");
+            const link = document.createElement("a");
+            link.style.display = "block";
+            link.href = citation;
+            link.innerText = new URL(citation).host;
+            citationEntry.appendChild(link);
+            list.appendChild(citationEntry);
+        })
+    }
+
     if (source === null) {
         const div = document.createElement("div");
         div.innerText = "No link";

media/attribution.js

@@ -1121,7 +1121,29 @@ const attributionData = {
             prefix: "./media/buildings/road-markings/",
             files: [
                 { name: "compact-parking-space.svg", source: null },
+            ],
+            authors: [
+                "chemicalcrux"
+            ],
+            citations: [
+                "https://www.cityofalbany.net/images/stories/planning/development_code/09-Article%209-On-Site%20Development%20and%20Environmental%20Standards.pdf"
+            ]
+        },
+        {
+            prefix: "./media/buildings/road-markings/",
+            files: [
                 { name: "crosswalk.svg", source: null },
+            ],
+            authors: [
+                "chemicalcrux"
+            ],
+            citations: [
+                "https://gis.penndot.gov/BPR_PDF_FILES/Documents/LTAP/TechSheets/TS_193.pdf"
+            ]
+        },
+        {
+            prefix: "./media/buildings/road-markings/",
+            files: [
                 { name: "line.svg", source: null },
                 { name: "broken-line.svg", source: null },
                 { name: "dotted-line.svg", source: null },
@@ -1129,6 +1151,9 @@ const attributionData = {
             authors: [
                 "chemicalcrux"
             ],
+            citations: [
+                "https://mutcd.fhwa.dot.gov/pdfs/2003/Ch3.pdf"
+            ]
         },
         {
             prefix: "./media/buildings/skyscrapers/",
@@ -21246,6 +21271,7 @@ function prepareAttribution() {
             attribution.prefixes[citation.prefix] = {
                 authors: citation.authors,
                 owners: citation.owners,
+                citations: citation.citations,
                 source: citation.all
             }
         } else {
@@ -21253,6 +21279,7 @@ function prepareAttribution() {
                 attribution.files[citation.prefix + file.name] = {
                     authors: citation.authors,
                     owners: citation.owners,
+                    citations: citation.citations,
                     source: file.source,
                     nsfw: file.nsfw
                 }
@@ -21353,6 +21380,23 @@ function ownersOfFull(file) {
     }
 }
 
+function citationsOf(file) {
+    if (attribution.files[file])
+        return attribution.files[file].citations;
+    else {
+        const found = attribution.prefixes[Object.keys(attribution.prefixes).find(path => {
+            return (file.indexOf(path) == 0);
+        })];
+
+
+        if (found === undefined) {
+            return undefined;
+        } else {
+            return found.citations;
+        }
+    }
+}
+
 function sourceOf(file) {
     if (attribution.files[file])
         return attribution.files[file].source;