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Outlook -- Search Multiple Folders
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I don't yet see how it's possible to do a recursive search of Outlook folders using the Microsoft Graph API. My best guess is to somehow use OData v4.0's $expand query option, but the hierarchical structure of the "mailFolder" and "messages" Microsoft Graph resources don't quite fit. Suggestions are welcome and can be sent to support@chilkatsoft.com.This example will iterate over a list of folder previously obtained by a recursive traversal of the Outlook mail folders. (See the link in the example code below.)
A separate search is performed on each desired folder, and the results are combined into a single result set.
Note: This example requires Chilkat v9.5.0.68 or greater.
This example applies to: Exchange Online | Office 365 | Hotmail.com | Live.com | MSN.com | Outlook.com | Passport.com
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Add-Type -Path "C:\chilkat\ChilkatDotNet47-x64\ChilkatDotNet47.dll"
$success = $false
# This example requires the Chilkat API to have been previously unlocked.
# See Global Unlock Sample for sample code.
$http = New-Object Chilkat.Http
# Use your previously obtained access token here:
# See the following examples for getting an access token:
# Get Microsoft Graph OAuth2 Access Token (Azure AD v2.0 Endpoint).
# Get Microsoft Graph OAuth2 Access Token (Azure AD Endpoint).
# Refresh Access Token (Azure AD v2.0 Endpoint).
# Refresh Access Token (Azure AD Endpoint).
$http.AuthToken = "MICROSOFT_GRAPH_ACCESS_TOKEN"
# This example will iterate over the folders previously discovered by recursively traversing the Outlook folders
# as shown in this example: Outlook Recursive Folder Traversal)
# The XML map produced by the recursive traversal looks like this:
# <?xml version="1.0" encoding="utf-8"?>
# <hashtable>
# <e><k>/Sent Items</k><v>AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAuAAADsVyfxjDU406Ic4X7ill8xAEA5_vF7TKKdE6bGCRqXyl2PQAAAgEJAAAA</v></e>
# <e><k>/Inbox</k><v>AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAuAAADsVyfxjDU406Ic4X7ill8xAEA5_vF7TKKdE6bGCRqXyl2PQAAAgEMAAAA</v></e>
# <e><k>/Junk Email</k><v>AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAuAAADsVyfxjDU406Ic4X7ill8xAEA5_vF7TKKdE6bGCRqXyl2PQAAAgEiAAAA</v></e>
# <e><k>/Inbox/xyz</k><v>AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAuAAADsVyfxjDU406Ic4X7ill8xAEA5_vF7TKKdE6bGCRqXyl2PQAAAL8huwEAAAA=</v></e>
# <e><k>/Inbox/abc/subFolderA/a</k><v>AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAuAAADsVyfxjDU406Ic4X7ill8xAEA5_vF7TKKdE6bGCRqXyl2PQAAAL8huwIAAAA=</v></e>
# <e><k>/Inbox/abc</k><v>AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAuAAADsVyfxjDU406Ic4X7ill8xAEA5_vF7TKKdE6bGCRqXyl2PQAAAL8huv8AAAA=</v></e>
# <e><k>/Outbox</k><v>AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAuAAADsVyfxjDU406Ic4X7ill8xAEA5_vF7TKKdE6bGCRqXyl2PQAAAgELAAAA</v></e>
# <e><k>/Inbox/abc/subFolderA</k><v>AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAuAAADsVyfxjDU406Ic4X7ill8xAEA5_vF7TKKdE6bGCRqXyl2PQAAAL8huwAAAQ==</v></e>
# <e><k>/Inbox/abc/subFolderB</k><v>AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAuAAADsVyfxjDU406Ic4X7ill8xAEA5_vF7TKKdE6bGCRqXyl2PQAAAL8huwMAAAA=</v></e>
# <e><k>/Archive</k><v>AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAuAAADsVyfxjDU406Ic4X7ill8xAEA5_vF7TKKdE6bGCRqXyl2PQAAAG8XunwAAAA=</v></e>
# <e><k>/Deleted Items</k><v>AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAuAAADsVyfxjDU406Ic4X7ill8xAEA5_vF7TKKdE6bGCRqXyl2PQAAAgEKAAAA</v></e>
# <e><k>/Drafts</k><v>AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAuAAADsVyfxjDU406Ic4X7ill8xAEA5_vF7TKKdE6bGCRqXyl2PQAAAgEPAAAA</v></e>
# </hashtable>
# We'll iterate over the folders, and search all folders beginning with "/Inbox" (effectively, we're recursively searching
# everything under Inbox)
$xmlMap = New-Object Chilkat.Xml
$success = $xmlMap.LoadXmlFile("qa_data/outlook/folderMap.xml")
if ($success -ne $true) {
$("Failed to load XML folder map.")
exit
}
# We're going to return just the message id, subject, and FROM name/address.
$http.SetUrlVar("select","id,subject,from")
# Our search will be for emails with the word "sample" in the subject.
$http.SetUrlVar("filter","contains(subject,'sample')")
$json = New-Object Chilkat.JsonObject
$json.EmitCompact = $false
$jsonCombined = New-Object Chilkat.JsonObject
$jsonCombined.EmitCompact = $false
$sbResponse = New-Object Chilkat.StringBuilder
$sbPath = New-Object Chilkat.StringBuilder
$numFolders = $xmlMap.NumChildren
$i = 0
$j = 0
$k = 0
while ($i -lt $numFolders) {
$xmlMap.I = $i
$sbPath.SetString($xmlMap.GetChildContent("e[i]|k"))
if ($sbPath.StartsWith("/Inbox",$true) -eq $true) {
$("------------------------------------------------------------------")
$("Searching " + $sbPath.GetAsString())
# Search this mail folder..
$http.SetUrlVar("folder_id",$xmlMap.GetChildContent("e[i]|v"))
$sbResponse.Clear()
$success = $http.QuickGetSb("https://graph.microsoft.com/v1.0/me/mailFolders/{$folder_id}/messages?$filter={$filter}&$select={$select}",$sbResponse)
if (($success -ne $true) -and ($http.LastStatus -eq 0)) {
$($http.LastErrorText)
exit
}
$json.LoadSb($sbResponse)
if ($http.LastStatus -ne 200) {
$("HTTP response status = " + $http.LastStatus)
$($json.Emit())
$("Failed.")
exit
}
$($json.Emit())
# Each mail folder search will return JSON with a value array, which is non-empty if any matching messages were found:
# {
# "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#users('me')/mailFolders('AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAuAAADsVyfxjDU406Ic4X7ill8xAEA5_vF7TKKdE6bGCRqXyl2PQAAAgEMAAAA')/messages(id,subject,from)",
# "value": [
# Individual messages, if any, are listed here.
# ]
# }
$numMessages = $json.SizeOfArray("value")
$j = 0
while ($j -lt $numMessages) {
$json.J = $j
# Add this message to the final result set.
$jsonCombined.K = $k
$jsonCombined.UpdateString("value[k].folderPath",$sbPath.GetAsString())
$jsonCombined.UpdateString("value[k].id",$json.StringOf("value[j].id"))
$jsonCombined.UpdateString("value[k].subject",$json.StringOf("value[j].subject"))
$jsonCombined.UpdateString("value[k].from.emailAddress.name",$json.StringOf("value[j].from.emailAddress.name"))
$jsonCombined.UpdateString("value[k].from.emailAddress.address",$json.StringOf("value[j].from.emailAddress.address"))
$k = $k + 1
$j = $j + 1
}
}
$i = $i + 1
}
# Show the final combined JSON search result.
$("------------------------------------------------------------------")
$("Combined Search Results:")
$($jsonCombined.Emit())
# Sample output for the above program:
# ------------------------------------------------------------------
# Searching /Inbox
# {
# "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#users('me')/mailFolders('AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAuAAADsVyfxjDU406Ic4X7ill8xAEA5_vF7TKKdE6bGCRqXyl2PQAAAgEMAAAA')/messages(id,subject,from)",
# "value": [
# {
# "@odata.etag": "W/\"CQAAABYAAADn68XtMop0TpsYJGpfKXY9AADOpwfr\"",
# "id": "AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgEMAAAA5_vF7TKKdE6bGCRqXyl2PQAAAM6Jj10AAAA=",
# "subject": "A sample email with Amazon in the body",
# "from": {
# "emailAddress": {
# "name": "Chilkat Software",
# "address": "support@chilkatsoft.com"
# }
# }
# }
# ]
# }
#
# ------------------------------------------------------------------
# Searching /Inbox/xyz
# {
# "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#users('me')/mailFolders('AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAuAAADsVyfxjDU406Ic4X7ill8xAEA5_vF7TKKdE6bGCRqXyl2PQAAAL8huwEAAAA%3D')/messages(id,subject,from)",
# "value": [
# ]
# }
#
# ------------------------------------------------------------------
# Searching /Inbox/abc/subFolderA/a
# {
# "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#users('me')/mailFolders('AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAuAAADsVyfxjDU406Ic4X7ill8xAEA5_vF7TKKdE6bGCRqXyl2PQAAAL8huwIAAAA%3D')/messages(id,subject,from)",
# "value": [
# {
# "@odata.etag": "W/\"CQAAABYAAADn68XtMop0TpsYJGpfKXY9AADOpzfb\"",
# "id": "AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAL8huwIAAADn68XtMop0TpsYJGpfKXY9AAAAzombFQAAAA==",
# "subject": "Sample email from admin@chilkat.io",
# "from": {
# "emailAddress": {
# "name": "Chilkat Software",
# "address": "admin@chilkat.io"
# }
# }
# }
# ]
# }
#
# ------------------------------------------------------------------
# Searching /Inbox/abc
# {
# "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#users('me')/mailFolders('AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAuAAADsVyfxjDU406Ic4X7ill8xAEA5_vF7TKKdE6bGCRqXyl2PQAAAL8huv8AAAA%3D')/messages(id,subject,from)",
# "value": [
# ]
# }
#
# ------------------------------------------------------------------
# Searching /Inbox/abc/subFolderA
# {
# "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#users('me')/mailFolders('AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAuAAADsVyfxjDU406Ic4X7ill8xAEA5_vF7TKKdE6bGCRqXyl2PQAAAL8huwAAAQ%3D%3D')/messages(id,subject,from)",
# "value": [
# ]
# }
#
# ------------------------------------------------------------------
# Searching /Inbox/abc/subFolderB
# {
# "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#users('me')/mailFolders('AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAuAAADsVyfxjDU406Ic4X7ill8xAEA5_vF7TKKdE6bGCRqXyl2PQAAAL8huwMAAAA%3D')/messages(id,subject,from)",
# "value": [
# ]
# }
#
# ------------------------------------------------------------------
# Combined Search Results:
# {
# "value": [
# {
# "folderPath": "/Inbox",
# "id": "AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgEMAAAA5_vF7TKKdE6bGCRqXyl2PQAAAM6Jj10AAAA=",
# "subject": "A sample email with Amazon in the body",
# "from": {
# "emailAddress": {
# "name": "Chilkat Software",
# "address": "support@chilkatsoft.com"
# }
# }
# },
# {
# "folderPath": "/Inbox/abc/subFolderA/a",
# "id": "AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAL8huwIAAADn68XtMop0TpsYJGpfKXY9AAAAzombFQAAAA==",
# "subject": "Sample email from admin@chilkat.io",
# "from": {
# "emailAddress": {
# "name": "Chilkat Software",
# "address": "admin@chilkat.io"
# }
# }
# }
# ]
# }
#