104 lines
2.8 KiB
JavaScript
104 lines
2.8 KiB
JavaScript
var couchapp = require('couchapp')
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, path = require('path')
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;
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ddoc =
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{ _id:'_design/removalist'
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, rewrites :
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[ {from:"/", to:'pages/index.html'}
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, {from:"/api/csv", to:'_list/csv/all'}
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, {from:"/api/headers", to:'_list/array/headers', query: {group: "true"}}
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, {from:"/api/rows", to:'_view/all'}
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, {from:"/api", to:'../../'}
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, {from:"/api/*", to:'../../*'}
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, {from:"/*", to:'*'}
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]
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}
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;
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ddoc.views = {
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/**
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* A simple map function mocking _all, but allows usage with lists etc.
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*/
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all: {
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map: function(doc) {
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emit(doc._id, doc);
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}
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},
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headers: {
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map: function(doc) {
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var keys = [];
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for (var key in doc) {
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emit(key, 1);
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}
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},
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reduce: "_sum"
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}
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};
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ddoc.lists = {
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/**
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* Generates a CSV from all the rows in the view.
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*
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* Takes in a url encoded array of headers as an argument. You can
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* generate this by querying /_list/urlencode/headers. Pass it in
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* as the headers get parameter, e.g.: ?headers=%5B%22_id%22%2C%22_rev%5D
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*
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* @author Max Ogden
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*/
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csv: function(head, req) {
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if ('headers' in req.query) {
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var headers = JSON.parse(unescape(req.query.headers));
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var row, sep = '\n', headerSent = false, startedOutput = false;
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start({"headers":{"Content-Type" : "text/csv; charset=utf-8"}});
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send('"' + headers.join('","') + '"\n');
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while (row = getRow()) {
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for (var header in headers) {
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if (row.value[headers[header]]) {
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if (startedOutput) send(",");
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var value = row.value[headers[header]];
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if (typeof(value) == "object") value = JSON.stringify(value);
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if (typeof(value) == "string") value = value.replace(/\"/g, '""');
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send("\"" + value + "\"");
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} else {
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if (startedOutput) send(",");
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}
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startedOutput = true;
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}
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startedOutput = false;
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send('\n');
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}
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} else {
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send("You must pass in the urlencoded headers you wish to build the CSV from. Query /_list/urlencode/headers?group=true");
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}
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},
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/**
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* Returns an array of the view keys
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*
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* @author Max Ogden
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*/
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array: function(head, req) {
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start({"headers":{"Content-Type" : "application/json"}});
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if ('callback' in req.query) send(req.query['callback'] + "(");
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var headers = [];
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while (row = getRow()) {
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headers.push(row.key);
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}
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send(JSON.stringify(headers));
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if ('callback' in req.query) send(")");
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}
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}
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ddoc.validate_doc_update = function (newDoc, oldDoc, userCtx) {
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if (newDoc._deleted === true && userCtx.roles.indexOf('_admin') === -1) {
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throw "Only admin can delete documents on this database.";
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}
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};
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couchapp.loadAttachments(ddoc, path.join(__dirname, 'attachments'));
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module.exports = ddoc; |