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background.js
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console.log("starting background.js");
NAME_OF_STORE = "places";
var places = [];
function initialize_database() {
console.log("starting initialize_database");
var request = indexedDB.open("fdgis");
request.onupgradeneeded = function() {
try {
console.log("fdgis db doesn't exist to create it");
var db = request.result;
console.log("db:", db);
var store = db.createObjectStore(NAME_OF_STORE, {autoIncrement: true});
console.log("created store", store);
store.createIndex("by_name", "name", {unique: true});
store.createIndex("by_source", "source", {unique: false});
} catch (err) { console.error(err); }
};
}
initialize_database();
console.log("initialize_database:", initialize_database);
function add_place_to_database(place) {
console.log("starting add_place_to_database with", place);
var request = indexedDB.open("fdgis");
request.onerror = function(event) {
console.error(event);
};
request.onsuccess = function(event) {
try {
console.log("request.onsucess event", event);
db = request.result;
var transaction = db.transaction(NAME_OF_STORE, "readwrite");
var store = transaction.objectStore(NAME_OF_STORE);
store.put(place);
transaction.onabort = function(event) { console.error(transaction.error); }
transaction.oncomplete = function() {
console.log("put", place, "in", store);
}
} catch (error) { console.error(error); }
};
}
console.log("add_place_to_database:", add_place_to_database);
function add_place(place) {
try {
console.log("starting add_place with", place);
add_place_to_database(place);
chrome.runtime.sendMessage(place);
console.log("send")
} catch (error) { console.error(error); }
}
console.log("add_place:", add_place);
chrome.tabs.onUpdated.addListener( function (tabId, changeInfo, tab) {
var status = changeInfo.status;
var url = tab.url;
if (status == 'loading') {
var url = tab.url;
} else if (status == "complete") {
if (/^https?:\/\/[a-z]{2,3}.wikipedia.org\/wiki\/[A-Za-z\d_,í%]+$/.test(url)) {
console.log("on wikpedia");
//regular wikipedia page
setTimeout(function () {
chrome.tabs.executeScript(tabId, { file: "/content_scripts/wikipedia.js"}, function (array_of_results) {
var place = JSON.parse(array_of_results[0]);
place.source = "Wikipedia";
if (place) {
console.log("Content script returned", place);
add_place(place);
} else {
console.log("Uh Oh! Failed to get a place from ", url);
}
});
}, 2000);
} else if (/^https?:\/\/www.flickr.com\/photos\/[a-z\d_]+\/\d+/.test(url)) {
console.log("flickr");
setTimeout (function () {
console.log("executing script for flickr");
chrome.tabs.executeScript(tabId, { file: "/content_scripts/flickr.js"}, function(array_of_results) {
console.log("array_of_results:", array_of_results);
var place = JSON.parse(array_of_results[0]);
place.source = "Flickr";
if (place) {
add_place(place);
} else {
console.log("Uh Oh! Failed to get a place from ", url);
}
});
}, 3000);
} else if (/^https?:\/\/www.openstreetmap.org\/node\/\d+/.test(url)) {
console.log("openstreetmap.org/node/");
setTimeout (function () {
console.log("executing script for OpenStreetMap Node");
chrome.tabs.executeScript(tabId, { file: "/content_scripts/osm_node.js"}, function(array_of_results) {
console.log("array_of_results:", array_of_results);
var place = JSON.parse(array_of_results[0]);
place.source = "OSM";
if (place) {
add_place(place);
} else {
console.log("Uh Oh! Failed to get a place from ", url);
}
});
}, 2000);
} else if (/^https?:\/\/www.openstreetmap.org\/relation\/\d+/.test(url)) {
console.log("openstreetmap.org/relation/");
setTimeout (function () {
console.log("executing script for OpenStreetMap Relation");
chrome.tabs.executeScript(tabId, { file: "/external/underscore-min.js" });
chrome.tabs.executeScript(tabId, { file: "/external/osmtogeojson.js" });
chrome.tabs.executeScript(tabId, { file: "/external/turf.min.js" });
chrome.tabs.executeScript(tabId, { file: "/content_scripts/get_geometries_from_geojson.js" });
chrome.tabs.executeScript(tabId, { file: "/content_scripts/osm_relation.js"}, function(array_of_results) {
console.log("array_of_results:", array_of_results);
var place = JSON.parse(array_of_results[0]);
place.source = "OSM";
if (place) {
add_place(place);
} else {
console.log("Uh Oh! Failed to get a place from ", url);
}
});
}, 2000);
} else if (/^https?:\/\/www.openstreetmap.org\/way\/\d+/.test(url)) {
console.log("openstreetmap.org/relation/");
setTimeout (function () {
console.log("executing script for OpenStreetMap Relation");
chrome.tabs.executeScript(tabId, { file: "/external/underscore-min.js" });
chrome.tabs.executeScript(tabId, { file: "/external/osmtogeojson.js" });
chrome.tabs.executeScript(tabId, { file: "/external/turf.min.js" });
chrome.tabs.executeScript(tabId, { file: "/content_scripts/get_geometries_from_geojson.js" });
chrome.tabs.executeScript(tabId, { file: "/content_scripts/osm_way.js"}, function(array_of_results) {
console.log("array_of_results:", array_of_results);
var place = JSON.parse(array_of_results[0]);
place.source = "OSM";
if (place) {
add_place(place);
} else {
console.log("Uh Oh! Failed to get a place from ", url);
}
});
}, 2000);
}
//http://wiki.openstreetmap.org/wiki/New_York,_New_York
}
})