api, login, auth

1 files changed, 307 insertions, 0 deletions

diff --git a/node_modules/mongoose/lib/queryhelpers.js b/node_modules/mongoose/lib/queryhelpers.js
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+++ b/node_modules/mongoose/lib/queryhelpers.js
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+'use strict';
+
+/*!
+ * Module dependencies
+ */
+
+const checkEmbeddedDiscriminatorKeyProjection =
+  require('./helpers/discriminator/checkEmbeddedDiscriminatorKeyProjection');
+const get = require('./helpers/get');
+const getDiscriminatorByValue =
+  require('./helpers/discriminator/getDiscriminatorByValue');
+const isDefiningProjection = require('./helpers/projection/isDefiningProjection');
+const clone = require('./helpers/clone');
+
+/*!
+ * Prepare a set of path options for query population.
+ *
+ * @param {Query} query
+ * @param {Object} options
+ * @return {Array}
+ */
+
+exports.preparePopulationOptions = function preparePopulationOptions(query, options) {
+  const _populate = query.options.populate;
+  const pop = Object.keys(_populate).reduce((vals, key) => vals.concat([_populate[key]]), []);
+
+  // lean options should trickle through all queries
+  if (options.lean != null) {
+    pop.
+      filter(p => get(p, 'options.lean') == null).
+      forEach(makeLean(options.lean));
+  }
+
+  return pop;
+};
+
+/*!
+ * Prepare a set of path options for query population. This is the MongooseQuery
+ * version
+ *
+ * @param {Query} query
+ * @param {Object} options
+ * @return {Array}
+ */
+
+exports.preparePopulationOptionsMQ = function preparePopulationOptionsMQ(query, options) {
+  const _populate = query._mongooseOptions.populate;
+  const pop = Object.keys(_populate).reduce((vals, key) => vals.concat([_populate[key]]), []);
+
+  // lean options should trickle through all queries
+  if (options.lean != null) {
+    pop.
+      filter(p => get(p, 'options.lean') == null).
+      forEach(makeLean(options.lean));
+  }
+
+  const session = get(query, 'options.session', null);
+  if (session != null) {
+    pop.forEach(path => {
+      if (path.options == null) {
+        path.options = { session: session };
+        return;
+      }
+      if (!('session' in path.options)) {
+        path.options.session = session;
+      }
+    });
+  }
+
+  const projection = query._fieldsForExec();
+  pop.forEach(p => {
+    p._queryProjection = projection;
+  });
+
+  return pop;
+};
+
+/*!
+ * If the document is a mapped discriminator type, it returns a model instance for that type, otherwise,
+ * it returns an instance of the given model.
+ *
+ * @param {Model}  model
+ * @param {Object} doc
+ * @param {Object} fields
+ *
+ * @return {Document}
+ */
+exports.createModel = function createModel(model, doc, fields, userProvidedFields) {
+  model.hooks.execPreSync('createModel', doc);
+  const discriminatorMapping = model.schema ?
+    model.schema.discriminatorMapping :
+    null;
+
+  const key = discriminatorMapping && discriminatorMapping.isRoot ?
+    discriminatorMapping.key :
+    null;
+
+  const value = doc[key];
+  if (key && value && model.discriminators) {
+    const discriminator = model.discriminators[value] || getDiscriminatorByValue(model, value);
+    if (discriminator) {
+      const _fields = clone(userProvidedFields);
+      exports.applyPaths(_fields, discriminator.schema);
+      return new discriminator(undefined, _fields, true);
+    }
+  }
+
+  return new model(undefined, fields, {
+    skipId: true,
+    isNew: false,
+    willInit: true
+  });
+};
+
+/*!
+ * ignore
+ */
+
+exports.applyPaths = function applyPaths(fields, schema) {
+  // determine if query is selecting or excluding fields
+  let exclude;
+  let keys;
+  let keyIndex;
+
+  if (fields) {
+    keys = Object.keys(fields);
+    keyIndex = keys.length;
+
+    while (keyIndex--) {
+      if (keys[keyIndex][0] === '+') {
+        continue;
+      }
+      const field = fields[keys[keyIndex]];
+      // Skip `$meta` and `$slice`
+      if (!isDefiningProjection(field)) {
+        continue;
+      }
+      exclude = !field;
+      break;
+    }
+  }
+
+  // if selecting, apply default schematype select:true fields
+  // if excluding, apply schematype select:false fields
+
+  const selected = [];
+  const excluded = [];
+  const stack = [];
+
+  analyzeSchema(schema);
+
+  switch (exclude) {
+    case true:
+      for (const fieldName of excluded) {
+        fields[fieldName] = 0;
+      }
+      break;
+    case false:
+      if (schema &&
+          schema.paths['_id'] &&
+          schema.paths['_id'].options &&
+          schema.paths['_id'].options.select === false) {
+        fields._id = 0;
+      }
+
+      for (const fieldName of selected) {
+        fields[fieldName] = fields[fieldName] || 1;
+      }
+      break;
+    case undefined:
+      if (fields == null) {
+        break;
+      }
+      // Any leftover plus paths must in the schema, so delete them (gh-7017)
+      for (const key of Object.keys(fields || {})) {
+        if (key.startsWith('+')) {
+          delete fields[key];
+        }
+      }
+
+      // user didn't specify fields, implies returning all fields.
+      // only need to apply excluded fields and delete any plus paths
+      for (const fieldName of excluded) {
+        fields[fieldName] = 0;
+      }
+      break;
+  }
+
+  function analyzeSchema(schema, prefix) {
+    prefix || (prefix = '');
+
+    // avoid recursion
+    if (stack.indexOf(schema) !== -1) {
+      return [];
+    }
+    stack.push(schema);
+
+    const addedPaths = [];
+    schema.eachPath(function(path, type) {
+      if (prefix) path = prefix + '.' + path;
+
+      const addedPath = analyzePath(path, type);
+      if (addedPath != null) {
+        addedPaths.push(addedPath);
+      }
+
+      // nested schemas
+      if (type.schema) {
+        const _addedPaths = analyzeSchema(type.schema, path);
+
+        // Special case: if discriminator key is the only field that would
+        // be projected in, remove it.
+        if (exclude === false) {
+          checkEmbeddedDiscriminatorKeyProjection(fields, path, type.schema,
+            selected, _addedPaths);
+        }
+      }
+    });
+
+    stack.pop();
+    return addedPaths;
+  }
+
+  function analyzePath(path, type) {
+    const plusPath = '+' + path;
+    const hasPlusPath = fields && plusPath in fields;
+    if (hasPlusPath) {
+      // forced inclusion
+      delete fields[plusPath];
+    }
+
+    if (typeof type.selected !== 'boolean') return;
+
+    if (hasPlusPath) {
+      // forced inclusion
+      delete fields[plusPath];
+
+      // if there are other fields being included, add this one
+      // if no other included fields, leave this out (implied inclusion)
+      if (exclude === false && keys.length > 1 && !~keys.indexOf(path)) {
+        fields[path] = 1;
+      }
+
+      return;
+    }
+
+    // check for parent exclusions
+    const pieces = path.split('.');
+    let cur = '';
+    for (let i = 0; i < pieces.length; ++i) {
+      cur += cur.length ? '.' + pieces[i] : pieces[i];
+      if (excluded.indexOf(cur) !== -1) {
+        return;
+      }
+    }
+
+    // Special case: if user has included a parent path of a discriminator key,
+    // don't explicitly project in the discriminator key because that will
+    // project out everything else under the parent path
+    if (!exclude && get(type, 'options.$skipDiscriminatorCheck', false)) {
+      let cur = '';
+      for (let i = 0; i < pieces.length; ++i) {
+        cur += (cur.length === 0 ? '' : '.') + pieces[i];
+        const projection = get(fields, cur, false) || get(fields, cur + '.$', false);
+        if (projection && typeof projection !== 'object') {
+          return;
+        }
+      }
+    }
+
+    (type.selected ? selected : excluded).push(path);
+    return path;
+  }
+};
+
+/*!
+ * Set each path query option to lean
+ *
+ * @param {Object} option
+ */
+
+function makeLean(val) {
+  return function(option) {
+    option.options || (option.options = {});
+    option.options.lean = val;
+  };
+}
+
+/*!
+ * Handle the `WriteOpResult` from the server
+ */
+
+exports.handleDeleteWriteOpResult = function handleDeleteWriteOpResult(callback) {
+  return function _handleDeleteWriteOpResult(error, res) {
+    if (error) {
+      return callback(error);
+    }
+    const mongooseResult = Object.assign({}, res.result);
+    if (get(res, 'result.n', null) != null) {
+      mongooseResult.deletedCount = res.result.n;
+    }
+    if (res.deletedCount != null) {
+      mongooseResult.deletedCount = res.deletedCount;
+    }
+    return callback(null, mongooseResult);
+  };
+};