last_submission get(calc, flag, asdf)

docs/src/guide/jobs.md

@@ -39,6 +39,7 @@ set_flow!
 save(::DFJob)
 submit
 isrunning
+last_submission
 last_running_calculation
 abort
 ```

src/API.jl

@@ -18,6 +18,7 @@ export gencalc_scf, gencalc_vcrelax, gencalc_nscf, gencalc_bands, gencalc_projwf
 include("jobAPI.jl")
 #Basic Job Control Functionality
 export save, submit, abort, set_flow!, set_headerword!, isrunning, last_running_calculation,
+       last_submission,
        progressreport, set_serverdir!, set_localdir!, structure, scale_cell!, volume,
        switch_version!, version, versions, registered_jobs, rm_version!, rm_versions!,
        rm_tmp_dirs!, cleanup, load_jobs, last_version

src/calculation.jl

@@ -1,9 +1,5 @@
 #these are all the control data, they hold the flags that guide the calculation
 name(data::InputData) = data.name
-function Base.:(==)(d1::InputData, d2::InputData)
-    return all(x -> getfield(d1, x) == getfield(d2, x), fieldnames(InputData))
-end
-
 name(c::DFCalculation)          = c.name
 dir(c::DFCalculation)           = c.dir
 flags(c::DFCalculation)         = c.flags
@@ -29,6 +25,13 @@ function flag(calculation::DFCalculation, flag::Symbol)
     end
 end
 
+function Base.:(==)(d1::InputData, d2::InputData)
+    return all(x -> getfield(d1, x) == getfield(d2, x), fieldnames(InputData))
+end
+
+Base.get(c::DFCalculation, args...) = get(flags(c), args...)
+
+
 Base.eltype(::DFCalculation{P}) where {P} = P
 package(::DFCalculation{P}) where {P} = P
 

src/jobAPI.jl

@@ -456,3 +456,13 @@ function pdos(job::DFJob, atoms::Vector{AbstractAtom} = atoms(job), args...)
     end
     return (energies = t_energies, pdos = t_pdos)
 end
+
+"""
+    last_submission(job::DFJob)
+
+If a job was ever submitted, the last submission date is returned.
+Otherwise 0 date is returned.
+"""
+function last_submission(job::DFJob)
+    return get(job.metadata, :timestap, DateTime(0))
+end