Deep analysis reveals just above 100 divergences between cphalcon v5 and phalcon v6.

This is a tracking issue.

cphalcon vs phalcon Deep Dive: 120 Divergences

Acl

• DIV 1: dropComponentAccess BUG in cphalcon (string arg silently ignored)
• DIV 2: fireManagerEvent call in isAllowed (cphalcon passes this as data, phalcon passes null)
• DIV 3: description default value in Component/Role (null vs '', return type string|null vs string)
• DIV 4: isAllowed parameters default (null vs [])
• DIV 5: accessGranted assignment when no access found (null vs false)
• DIV 6: activeKey when canAccess returns false (raw false vs converted to null)
• DIV 7: ReflectionType check in isAllowed (cphalcon adds instanceof ReflectionNamedType)
• DIV 8: Access storage type in allowOrDeny (int vs bool)
• DIV 9: Property name func vs functions
• DIV 10: allowOrDeny validation approach (inline vs extracted method)
• DIV 11: EventsAwareTrait::setEventsManager extra container logic (cross-cutting)
• DIV 12: EventsAwareTrait has firePsrEvent method (cross-cutting)

Application

• DIV 13: getModule exception type (ModuleNotRegistered vs generic Exception)
• DIV 14: __construct accepts Container\Collection in phalcon only
• DIV 15: __construct null handling (cphalcon preserves existing, phalcon always overwrites)

Assets

• DIV 16: Asset::throwException exception type (CannotReadAsset vs generic)
• DIV 17: Manager::get exception type (CollectionNotFound vs generic)
• DIV 18: Manager missing exists() deprecated method in phalcon
• DIV 19: Manager::output exception types (6 granular missing in phalcon)
• DIV 20: Manager::processParameters missing helper->reset() in phalcon

Autoload

• DIV 21: Array key hashing -- MAJOR (cphalcon: plain string keys; phalcon: sha256 hash keys)
• DIV 22: setFileCheckingCallback validation (cphalcon validates callable, phalcon accepts any string)
• DIV 23: checkDirectories validation (LoaderDirectoriesNotArray vs TypeError)
• DIV 24: setFileCheckingCallback null closure signature (1 param vs 0 params)

Cache

• DIV 25: Event cancellable flag (cphalcon false, phalcon true)
• DIV 26: Event/key-check ordering inconsistency -- BOTH SIDES
• DIV 27: checkKey exception type (InvalidCacheKey vs InvalidArgumentException)
• DIV 28: checkKeys method missing in phalcon (uses iterable type hint instead)
• DIV 29: doGetMultiple Redis detection (instanceof vs exact class name)
• DIV 30: getExceptionClass abstract method missing in phalcon

Cli

• DIV 31: Console::setArgument --key=val=other BUG in phalcon (explode loses values after 2nd =)
• DIV 32: Console::handle exception types (4 granular missing)
• DIV 33: Console::handle router method name (getParameters vs getParams)
• DIV 34: Console::handle Container type awareness (acceptable)

Config

• DIV 35: Config::merge exception for invalid input (InvalidMergeData vs TypeError)
• DIV 36: Config::setPathDelimiter null acceptance (cphalcon allows null, phalcon doesn't)
• DIV 37: Config/Adapter/Ini exception type (CannotLoadConfigFile vs generic)
• DIV 38: Config/Adapter/Yaml exception types (MissingYamlExtension, CannotLoadConfigFile vs generic)
• DIV 39: Config/Adapter/Json JSON error handling (cphalcon Decode helper throws, phalcon json_decode swallows)
• DIV 40: Config/Adapter/Grouped insensitive flag propagation (cphalcon propagates, phalcon doesn't)
• DIV 41: ConfigFactory exception types (3 granular missing)
• DIV 42: ConfigFactory::newInstance Grouped adapter default (cphalcon passes null, phalcon defaults 'php')

Contracts

• DIV 43: Contracts/Db/Column missing getComment() in cphalcon
• DIV 44: Contracts/Db/Column::getTypeValues return type (array|string vs array|string|int)
• DIV 45: Contracts/Db/Dialect missing listViews() in cphalcon
• DIV 46: Contracts/Db/Dialect::dropTable schemaName required vs optional
• DIV 47: Contracts/Db/Result::fetchAll parameter count (0 vs 3)
• DIV 48: Contracts/Db/Result::fetchArray return type (var vs array)

Db

• DIV 49: Db/Adapter/AbstractAdapter::insert exception types (2 granular missing)
• DIV 50: Db/Adapter/AbstractAdapter::setup static method missing in phalcon
• DIV 51: Db/Adapter/AbstractAdapter::createTable exception (TableMustHaveColumn vs generic)
• DIV 52: Db/Column missing processColumnType in cphalcon

Di

• DIV 53: Di::get afterServiceResolve event can REPLACE instance -- MAJOR (phalcon captures return, cphalcon doesn't)
• DIV 54: Di::get instance check after beforeServiceResolve (=== null vs !is_object())
• DIV 55: Di exception types (ServiceCannotBeResolved, CircularAliasReference, etc.)
• DIV 56: Di ArrayAccess methods (inline vs DiArrayAccessTrait)
• DIV 57: Di loadFromPhp/loadFromYaml/loadFromConfig (inline vs DiLoadTrait)

Events -- MAJOR DIVERGENCE (B1: port cphalcon to phalcon)

• DIV 58: Events\Manager -- entirely different implementations (1129 vs 493 lines)
• DIV 59: fire() with no-colon event names (cphalcon throws, phalcon tries PSR-14 dispatch)
• DIV 60: fire() response reentrancy (cphalcon stashes/restores, phalcon clobbers)
• DIV 61: fireQueue visibility (public vs final protected)

Dispatcher

• DIV 62: AbstractDispatcher handler hook caching (cphalcon caches, phalcon doesn't)
• DIV 63: AbstractDispatcher handleException/throwDispatchException (dynamic calls in cphalcon)
• DIV 64: DispatcherInterface method naming (getParameter/getParameters vs getParam/getParams)

Encryption

• DIV 65: Crypt::isValidDecryptLength strlen vs mb_strlen -- BUG in phalcon
• DIV 66: Crypt exception types (10+ granular missing)
• DIV 67: Crypt::decrypt hash length caching (cphalcon caches, phalcon recalculates)
• DIV 68: Crypt method name (decryptGetUnpadded vs decryptUnpadCbcEcb)
• DIV 69: Padding classes mb_strlen vs strlen -- SYSTEMATIC (4 classes affected)
• DIV 70: CryptInterface::decryptBase64/encryptBase64 key parameter type (string vs mixed)
• DIV 71: Security::hash crypt/password_hash return not cast in cphalcon
• DIV 72: JWT Token/Parser::decodeHeaders JSON decoding inconsistency in phalcon
• DIV 73: JWT Parser exception types (granular vs InvalidArgumentException)
• DIV 74: Security granular exception types (10+)

Filter

• DIV 75: Filter::FILTER_STRING_LEGACY constant missing in phalcon
• DIV 76: Filter::get exception type (FilterNotRegistered vs generic)
• DIV 77: Validation::validate beforeValidation/afterValidation argument count -- BEHAVIORAL (3 args vs 2)
• DIV 78: Validation::validate validator type validation (cphalcon guards, phalcon trusts)
• DIV 79: Validation::fails null safety (cphalcon checks null, phalcon doesn't)
• DIV 80: Validation::setLabels return type (void vs static)

Http

• DIV 81: Http\Request::getServerArray missing in phalcon (Category A3)
• DIV 82: Http\Request implements EventsAwareInterface in phalcon only
• DIV 83: Http\Response class hierarchy (standalone vs extends Injectable)

Flash

• DIV 84: AbstractFlash::prepareEscapedMessage escaper method name (escapeHtml() vs html())
• DIV 85: AbstractFlash::getEscaperService exception and container logic
• DIV 86: AbstractFlash::outputMessage type validation (FlashMessageNotStringOrArray vs TypeError)
• DIV 87: Flash\Session::has() falsy vs strict null check -- BEHAVIORAL
• DIV 88: Flash\Session::SESSION_KEY visibility (public vs private)

Forms

• DIV 89: Form::isValid data parameter type (cphalcon accepts null, phalcon requires array)
• DIV 90: Form::isValid entity fallback logic (cphalcon: any non-object, phalcon: null only)
• DIV 91: Forms exception types (14 granular missing)

Logger

• DIV 92: Logger::log message type -- Stringable support (phalcon accepts Stringable)
• DIV 93: AbstractLogger level constants location (class vs Enum)

Messages

• DIV 94: Messages exception types (MessagesNotIterable, MessageNotObject vs generic)

Support

• DIV 95: Collection::getIterator ArrayIterator vs Generator -- BEHAVIORAL

Session

• DIV 96: Session\Manager::start() order of operations -- BEHAVIORAL
• DIV 97: Session\Manager::getAdapter() return type (missing |null in cphalcon)

Storage

• DIV 98: Storage\Adapter\AbstractAdapter event cancellable flag (same as Cache DIV 25)
• DIV 99: Storage\Adapter\AbstractAdapter::getSerializer() return type (missing |null in cphalcon)

Paginator

• DIV 100: QueryBuilder::paginate() GROUP BY multiple columns -- BUG in phalcon
• DIV 101: QueryBuilder::paginate() page zero validation (cphalcon defaults to 1, phalcon allows 0)
• DIV 102: Paginator exception types (7 granular missing)

Time

• DIV 103: FrozenClock::adjust() error handler safety in pre-8.3 (potential BUG in cphalcon)

Translate

• DIV 104: NativeArray missing deprecated exists() in phalcon

Html

• DIV 105: Escaper::__construct parameter count (0 vs 3 optional)
• DIV 106: Escaper::escapeHtml() deprecated in cphalcon, missing in phalcon
• DIV 107: Html exception types (5 granular missing)

Image

• DIV 108: Image exception types (3 granular missing)

Mvc

• DIV 109: Mvc\Model::findFirst/find static:: vs self:: -- CRITICAL (breaks inheritance)
• DIV 110: Mvc\Model::fireEvent/fireEventCancel -- MASSIVE architectural divergence (typed event system)
• DIV 111: Mvc\Model::appendMessagesFrom missing in cphalcon
• DIV 112: Mvc\Model exception types (35+ granular missing)
• DIV 113: Mvc\Model\Query method naming (_prepare* vs prepare*)
• DIV 114: Mvc\Model\Resultset missing getResult() and refresh() in phalcon
• DIV 115: Mvc\Model\Manager method differences (deprecated exists* vs new removeBehavior)
• DIV 116: Mvc\Router exception types (16 granular missing)
• DIV 117: Mvc\Model\Behavior base class name (Behavior vs AbstractBehavior)
• DIV 118: Mvc\Url::get() parameter count (5 vs 4)
• DIV 119: Mvc\View exception types (7 granular missing)
• DIV 120: Mvc\View\Engine\Volt\Compiler exception types (21 granular missing)