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Tcl Examples

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(Tcl) Get all Tasks on a List

Demonstrates how to get all the tasks in a Google task list.

Chilkat Tcl Extension Downloads

Chilkat Tcl Extension Downloads

load ./chilkat.dll

# This example requires the Chilkat API to have been previously unlocked.
# See Global Unlock Sample for sample code.

# Get the previously obtained access token.
# See Get Google Tasks Access Token.

set fac [new_CkFileAccess]

set accessToken [CkFileAccess_readEntireTextFile $fac "qa_data/tokens/googleTasks.txt" "utf-8"]
if {[expr [CkFileAccess_get_LastMethodSuccess $fac] != 1]} then {
    puts [CkFileAccess_lastErrorText $fac]
    delete_CkFileAccess $fac
    exit
}

set http [new_CkHttp]

CkHttp_put_AuthToken $http $accessToken

# Get the tasks from the task list w/ id = MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzow
CkHttp_SetUrlVar $http "tasklist" "MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzow"

# resp is a CkHttpResponse
set resp [CkHttp_QuickGetObj $http "https://www.googleapis.com/tasks/v1/lists/{$tasklist}/tasks"]
if {[expr [CkHttp_get_LastMethodSuccess $http] == 0]} then {
    puts [CkHttp_lastErrorText $http]
    delete_CkFileAccess $fac
    delete_CkHttp $http
    exit
}

# Show the response body.
puts [CkHttpResponse_bodyStr $resp]

# Examine the response status code.
puts "response status code: [CkHttpResponse_get_StatusCode $resp]"

# Use this online tool to generate parsing code from sample JSON: 
# Generate Parsing Code from JSON

set json [new_CkJsonObject]

CkJsonObject_Load $json [CkHttpResponse_bodyStr $resp]

set kind [CkJsonObject_stringOf $json "kind"]
set etag [CkJsonObject_stringOf $json "etag"]
set i 0
set count_i [CkJsonObject_SizeOfArray $json "items"]
while {[expr $i < $count_i]} {
    CkJsonObject_put_I $json $i
    set kind [CkJsonObject_stringOf $json "items[i].kind"]
    set id [CkJsonObject_stringOf $json "items[i].id"]
    set etag [CkJsonObject_stringOf $json "items[i].etag"]
    set title [CkJsonObject_stringOf $json "items[i].title"]
    set updated [CkJsonObject_stringOf $json "items[i].updated"]
    set selfLink [CkJsonObject_stringOf $json "items[i].selfLink"]
    set position [CkJsonObject_stringOf $json "items[i].position"]
    set notes [CkJsonObject_stringOf $json "items[i].notes"]
    set status [CkJsonObject_stringOf $json "items[i].status"]
    set due [CkJsonObject_stringOf $json "items[i].due"]
    set i [expr $i + 1]
}

delete_CkHttpResponse $resp

# Sample response:

# {
#  "kind": "tasks#tasks",
#  "etag": "\"84_7Cubo3y98GMV9bE3zQclHxhc/LTM3Njg4MjgyNA\"",
#  "items": [
#   {
#    "kind": "tasks#task",
#    "id": "MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzoyMDg3OTcyMDA1MTQ5NTA0",
#    "etag": "\"84_7Cubo3y98GMV9bE3zQclHxhc/NjcyMTU4Mg\"",
#    "title": "Get haircut",
#    "updated": "2019-04-04T18:07:58.000Z",
#    "selfLink": "https://www.googleapis.com/tasks/v1/lists/MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzow/tasks/MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzoyMDg3OTcyMDA1MTQ5NTA0",
#    "position": "00000000001610612734",
#    "notes": "Check in online first.",
#    "status": "needsAction",
#    "due": "2019-04-07T00:00:00.000Z"
#   },
#   {
#    "kind": "tasks#task",
#    "id": "MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzoxMTg0MzQxMTkzMjM2MDY1",
#    "etag": "\"84_7Cubo3y98GMV9bE3zQclHxhc/MTU1MjQzNDIwMQ\"",
#    "title": "Go to grocery store",
#    "updated": "2019-04-04T17:59:15.000Z",
#    "selfLink": "https://www.googleapis.com/tasks/v1/lists/MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzow/tasks/MDM4MzQ4NTA3NDQwMDUxMzQ2OTQ6NzAwOTA4MDA1NzU2ODYwMzoxMTg0MzQxMTkzMjM2MDY1",
#    "position": "00000000002147483647",
#    "notes": "Don't forget to buy apples.",
#    "status": "needsAction",
#    "due": "2019-04-07T00:00:00.000Z"
#   }
#  ]
# }
# 
# response status code: 200

delete_CkFileAccess $fac
delete_CkHttp $http
delete_CkJsonObject $json

 

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